#include<bits/stdc++.h>
using namespace std;
int ss(int n){
	if(n<2){
		return 0;
	}else{
		for(int i=2;i<=sqrt(n);i++){
			if(n%i==0){
				return 0;
			} 
		}
		return 1;
	} 
}
int main()
{
	int n,i=2,j,s;
	cin>>n;
	while(n!=1){
		if(ss(i)&&n%i==0){
			n/=i;
			cout<<i<<endl;
		}else{
			i++;
		}
	}
	return 0;
}

/**************************************************************
	Problem: 1080
	User: zzz
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/