#include <fstream.h>
#include <math.h>

int T, N, num, phi;   
  
int x[] = { 0, 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317 };   
  

int main()   
{   
    int t, i, lim, CN;   
      
   // freopen("sum.in", "r", stdin);   
   // freopen("sum.out", "w", stdout);   
    
    ifstream fin("sum.in");
	ofstream fout("sum.out");
  
   // scanf("%d", &T); 
    fin >> T;  
    for (t = 1; t <= T; t++)   
    {   
       // scanf("%d", &N);  
        fin >> N; 
  
        phi = N;   
        lim = sqrt(N);   
        CN = N;   
  
        for ( i = 1; x[i] <= lim && CN > 1; i++)   
            if ( CN % x[i] == 0)   
            {   
                phi = phi / x[i] * ( x[i] - 1);   
                while ( CN > 1 && CN % x[i] == 0 )   
                    CN /= x[i];   
            }   
        if ( CN > 1)   
        {   
            phi = phi / CN;   
            phi = phi * (CN - 1);   
        }   
  
      //  printf("%lld\n", ( N << 1) * (long long) phi);   
        fout << (long long)( N << 1) * phi << '\n';
  
  
    }   
  
    return 0;   
}