import random, math

n = random.getrandbits(50)
print(n)

k = 2
pom = math.sqrt(n)
factors = [1]
i = 1
d = -1
while n > 1 and k <= pom:
    while n % k == 0:
        n = n // k
        factors.append(k)
    if k < 3:
        k += 1
    else:
        k = 6 * i + d
        if d == 1:
            d = -1
            i += 1
        else:
            d = 1

if len(factors) == 0:
    factors.append(n)

print(factors)