#include <iostream>
#include <cmath>
using namespace std;
//2032
int main(){
	int n;
	cin>>n;
	int k=2;
	int f=0;
	cout<<n<<"=";
	while(true){
		if(n%k==0){
			if(f==0) {cout<<k;f=1;}
			else cout<<"*"<<k;
			n/=k;
			if(n==1) break;
			else continue;
		}
		k++;
	}
}