#!/usr/bin/env python
from utils.factor import factor

if __name__=="__main__":
    import sys
    if len(sys.argv)<2:
      print "Usage: %s [number]" % sys.argv[0]
      exit(1)
    n = int(sys.argv[1])
    print "%d:"%n,
    for x in factor(n):
        print x,
