n = int(input())

l = []
for i in range(1, int(n**0.5+1)):
    if n % i == 0:
        l.append([i, n//i])

l2 = []
for i, j in l:
    l2.append(str(i) + str(j))
    l2.append(str(j) + str(i))

print(len(set(l2)))