n = int(input())

fac = []
for i in range(1, int(n**0.5)+1):
    if n % i == 0:
        fac.append([i, n//i])
ret = []
for p in fac:
    a = str(p[0]) + str(p[1])
    b = str(p[1]) + str(p[0])
    if a not in ret:
        ret.append(a)
    if b not in ret:
        ret.append(b)
     
print(len(ret))