#include<stdio.h>

void defact(int y)
{
     int is_first=1,factor=1;
     do{
        if(y%factor==0&&factor!=1){
            if(is_first){
                printf("%d=%d",y,factor);
                is_first=0;
            }
            else
                printf("*%d",factor);
            y/=factor;
        }
        else
            ++factor;
    }while(y>1);
}

int main()
{
    int n;
    scanf("%d",&n);
    defact(n);
    return 0;
}