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A003553 Divisors of 2^48 - 1. 1

%I #22 Oct 21 2023 23:43:13

%S 1,3,5,7,9,13,15,17,21,35,39,45,51,63,65,85,91,97,105,117,119,153,195,

%T 221,241,255,257,273,291,315,357,455,485,585,595,663,673,679,723,765,

%U 771,819,873,1071,1105,1205,1261

%N Divisors of 2^48 - 1.

%C The following triangular numbers belong to this sequence: 1, 3, 15, 21, 45, 91, 105, 153, 595, 4095, 18915. - _Bruno Berselli_, Jul 12 2014

%H T. D. Noe, <a href="/A003553/b003553.txt">Table of n, a(n) for n = 1..768</a> (all divisors)

%H <a href="/index/Di#divisors">Index entries for sequences related to divisors of numbers</a>

%t Divisors[2^48-1] (* _Harvey P. Dale_, Oct 13 2020 *)

%o (PARI) divisors(2^48-1) \\ _Charles R Greathouse IV_, Jun 21 2017

%K nonn,fini,full,easy

%O 1,2

%A _N. J. A. Sloane_

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Last modified April 25 06:41 EDT 2024. Contains 371964 sequences. (Running on oeis4.)