#include<cstdio>
int c[100005];
void ciur(int n)
{
    int i,j;
    for(i=1;i<=n;i++)
        c[i]=i;
    for(i=2;i<=n;i++)
        {
        if (c[i]==i)
            {
            for(j=2*i;j<=n;j=j+i)
                c[j]=c[j]/i*(i-1);
            c[i]=i-1;
            }
        }
}
int main()
{
    freopen("sum.in","r",stdin);
    freopen("sum.out","w",stdout);
    int n,i,x;
    scanf("%d",&n);
    ciur(100000);
    for(i=1;i<=n;i++)
        {
        scanf("%d",&x);
        printf("%lld\n",1LL*2*x*c[x]);
        }
return 0;
}