Saved Bookmarks
| 1. |
For any positive integer n let phi(n)denotes the number of positive divisors of n, and let phi(n)denote the number of elements from the set {1, 2,..... n} that are coprime to n. (For example, d(12) =6 and phi(12) = 4) Find the smallest positive integer n such that d(phi(n)) = 2017 |
|
Answer» |
|