import java.util.Scanner;

/**

 * Created by Admin on 2017/3/18.

 */

public class Test01 {

    public static void main(String[] args) {

        Scanner scan=new Scanner(System.in);

        int i,n;

        n=scan.nextInt();

        System.out.print(n+"=");

        for (i=2;i<=n;i++){

            while (n!=i){

                if(n%i==0) {

                    n = n / i;

                    System.out.print(i+"*");

                }

                else break;;

            }

        }

        System.out.println(n);

    }

}