def trial_division(n):
    a = []  
    while n % 2 == 0:
        a.append(2)
        n //= 2
    f = 3
    while f * f <= n:
        if n % f == 0:
            a.append(f)
            n //= f
        else:
            f += 2   
    if n != 1: a.append(n)
    return a

N = int(input())
A = trial_division(N)
D = {1:1}
for a in A :
    if a not in D :
        D[a] = 1
    else :
        D[a] += 1

SET = set()

for k in D.keys() :
    for j in range(1,D[k]+1) :
        u = k**j
        v = N//u
        if u*v != N :
            continue
        
        SET.add(str(u)+str(v))
        
print(len(SET))