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Given that `N = 2^(n)(2^(n+1) -1)` and `2^(n+1) - 1` is a prime number, which of the following is true, where n is a natural number.A. sum of divisors of N is 2NB. sum of reciprocals of divisors of N is 1C. sum of the reciprocals of the divisors of N is 2D. sum of divisors of N is 4N |
| Answer» Correct Answer - A | |