char separator;


int factor(int n)
{
  int d;
  d = 2;
  while (((d * d)  <= n)) {
    if (((n % d) == 0)) {
      putint(d);
      putchar(separator);
      n = (n / d);
    }
    else {
      d = (d + 1);
    }
  }
  putint(n);
  putchar('\n');
}


int main()
{
  int n;
  putchar('n');
  putchar('=');
  n = getint();
  separator = '*';
  factor(n);
}