#include <fstream>
#include<cstdio>
using namespace std;
int v[100005];
FILE *in,*out;
int main()
{
    in=fopen("sum.in","r");
    out=fopen("sum.out","w");
    int n,i,j,k,m,x,y;
    fscanf(in,"%d",&n);
    for(i=1;i<=100000;i++)
        v[i]=i;
    for(i=2;i<=100000;i++)
    {
        if(v[i]==i)
        {
            for(j=i+i;j<=100000;j=j+i)
            {
                v[j]=v[j]/v[i];
                v[j]=v[j]*(v[i]-1);
            }
        }
    }
    for(i=1;i<=n;i++)
    {
        fscanf(in,"%d",&x);
        if(v[x]!=x)
        y=v[x]*x*2;
        else
        y=v[x]*2*(x-1);
        fprintf(out,"%d\n",y);
    }
    return 0;
}