#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (ll i = 0; i < (ll)(n); i++)
#define all(x) (x).begin(), (x).end()
using ll = long long;
const ll MOD = 998244353;
#include<atcoder/all>
using namespace atcoder;
using mint = modint998244353;

int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  ll q;cin>>q;
  while(q--){
    ll n;cin>>n;
    ll ans=1;
    for(ll i=2;i<40;++i){
      ll cnt=2;
      while(1){
        ll p=1;
        rep(j,i){
          p*=cnt;
          if(p>n)break;
        }
        if(p==n){
          ans=i;
          break;
        }
        if(p>n)break;
        cnt++;
      }
    }
    cout<<ans<<"\n";
  }
}