import sys
sys.setrecursionlimit(10000000)
MOD = 10 ** 9 + 7
INF = 10 ** 15

def main():
    N = int(input())
    X = set()
    for i in range(1,N):
        if i*i > N:
            break
        if N%i == 0:
            x,y = str(N//i),str(i)
            X.add(x + y)
            X.add(y + x)
    print(len(X))
if __name__ == '__main__':
    main()