def num_factors(number):
possible_factor = 2
number_factors = 2
st = math.sqrt(number)
while possible_factor < st:
if my_module.is_factor(possible_factor, number):
number_factors += 2
possible_factor += 1
if possible_factor == st:
number_factors += 1
if number == 1:
return 1
else:
return number_factors
def test_is_factor(self):
self.assertTrue(my_module.is_factor(2, 4))
self.assertFalse(my_module.is_factor(5, 7))
self.assertTrue(my_module.is_factor(193, 193))
def get_proper_divisors(n):
divisors = [1]
for i in xrange(2, n/2 + 1):
if my_module.is_factor(i, n):
divisors.append(i)
return divisors
