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65536 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) The largest known number such that its sum of unitary divisors is prime. A divisor d of n is said unitary if gcd(d, n/d) = 1. Note that this number is a Fermat prime minus one. [Russo]
Submitted: 2001-08-30 11:10:02; Last Modified: 2008-01-30 11:28:00.
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