include <stdio.h>

int main() {

int n;
scanf("%d", &n);
printf("%d=", n);
for (int i = 2; i < n;) {
	if (n % i == 0) {
		printf("%d*", i);
		n = n / i;
	} else {
		i++;
	}
}
printf("%d", n);
return 0;

} (1218)