#include <iostream>
#include <cstdio>
#define inFile "sum.in"
#define outFile "sum.out"

using namespace std;

int main()
{
    int i,x,n;
    long long apar[100001],j,k;
    freopen(inFile,"r",stdin);
    scanf("%d",&n);
    freopen(outFile,"w",stdout);

    for(i=1;i<=100000;i++)
        apar[i]=2*i;
    for(i=2;i<=100000;i++)
        if(apar[i]==i*2)
            for(j=i;j<=100000;j+=i)
                apar[j]=apar[j]/i*(i-1);
    for(k=1;k<=n;k++)
    {
        scanf("%d",&x);
        printf("%lld\n",(x*apar[x]));
    }
}