#include <iostream>
#include <math.h>

using namespace std;

void nhap(int &n) {
	do {
		cout<<"Nhap so nguyen duong > 10: "; cin>>n;
		if (n <= 10) cout<<"Vui long nhap lai"<<endl; 
	} while (n <= 10);
}

void phan_tich(int n) {
	int m = 2;
	cout<<n<<" = ";
	while (n > 1) {
		if (n % m == 0) {
			cout<<m;
			n /= m;
			if (n > 1) cout<<" * ";
		} else {
			m++;
		}
	}
}

int main() {
	int n;
	nhap(n);
	phan_tich(n);
	return 0;
}