#include<bits/stdc++.h>
using namespace std;
int main()
{
    int n;
    cin>>n;
    while(n--)
    {
        int x;
        cin>>x;
        map<int,int> h;
        for(int i=2;i<x/i;i++)
        {
            while(x%i==0)
            {
                h[i]++;
                x/=i;
            }
        }
        if(x>1)
        {
            h[x]++;
        }
        for(auto it:h)
        {
        	cout<<it.first<<" "<<it.second<<endl;
		}
		cout<<endl;
    }
    return 0;
}