def p47():
i = 0
while True:
i += 1
temp = pelib.remove_dupes(pelib.prime_factors(i))
if len(temp) == 4:
count += 1
if count == 4:
return (i - 3)
else:
count = 0
def divisors(n):
factors = pelib.prime_factors(n)
temp = [0]*factors[-1]
div = 1
#get multiples of divisors
for i in range(len(factors)):
temp[factors[i]-1] += 1
#find divisors
for i in range(len(temp)):
if temp[i] > 0:
div *= (temp[i]+1)
return div
