M = int(input())

f = [-1] * (M + 1)
f[1] = 1
f[0] = 1
for i in range(2,M+1):
    ans = 0
    j = 1
    while j * j <= i:
        if i % j == 0:
            ans += f[i//j-1]
            if j != i // j:
                ans += f[j-1]
        j += 1
    f[i] = ans
print(f[M])