#include<cstdio>
#include<iostream>


using namespace std;

int main()
{
    int n,a,sum;
    cin>>n;
    for(int i=0;i<n;i++)
    {
        sum=0;
        cin>>a;
        for(int j=1;j*j<=a;j++)
        {
            if(a%j==0) 
            {
                if(j<a) sum+=j;//排除a=1
                if(a/j!=j&&a/j<a) sum+=a/j;//不加1*a=a这一项
            }
        }
        if(sum==a) cout<<a<<" is perfect"<<endl;
        else cout<<a<<" is not perfect"<<endl;
    }
}