#include<bits/stdc++.h>
using namespace std;

int main(){
  long long n;
  cin>>n;
  
  bool flag=false;
  for(long i=0;i<10000000000000;i++){
    for(long j=i+1;j<1000000000000;j++){
      if(j*j-i*i==n) {flag=true;}
      if(flag==true) {cout<<i<<" "<<j<<" "<<1<<endl; return 0;}
    }
  }
  cout<<-1<<endl;
 return 0;
}