def calc(N):
    ans=[]
    for i in range(1,int(N**0.5)+1):
        if N%i==0:
            ans.append(str(i)+str(N//i))
            ans.append(str(N//i)+str(i))
    ans=set(ans)
    print(len(ans))

def main():
    calc(int(input()))

if __name__ == '__main__':
    main()