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A003547 Divisors of 2^42 - 1. 1

%I #21 Oct 21 2023 23:40:28

%S 1,3,7,9,21,43,49,63,127,129,147,301,337,381,387,441,889,903,1011,

%T 1143,2107,2359,2667,2709,3033,5419,5461,6223,6321,7077,8001,14491,

%U 16257,16383,16513,18669,18963,21231

%N Divisors of 2^42 - 1.

%H T. D. Noe, <a href="/A003547/b003547.txt">Table of n, a(n) for n = 1..144</a> (all divisors)

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

%t Divisors[2^42-1] (* _Harvey P. Dale_, Mar 01 2012 *)

%o (PARI) divisors(2^42-1) \\ _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 05:49 EDT 2024. Contains 371964 sequences. (Running on oeis4.)