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

int main(){
	int x,i=1;
	cin>>x;
	cout<<x<<"=";
	while(i++<=x){		
		while(x%i==0){
			x/=i;
			cout<<i;
			if(x!=1)
				cout<<"*";
		}
	}
	return 0;
}