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%I #18 Jul 04 2024 05:35:12
%S 1,3,7,11,13,21,33,37,39,77,91,101,111,143,231,259,273,303,407,429,
%T 481,707,777,1001,1111,1221,1313,1443,2121,2849,3003,3333,3367,3737,
%U 3939,5291,7777,8547,9191,9901,10101,11211,14443,15873,23331,26159,27573,29703
%N Divisors of the repunit 111111111111 = A002275(12).
%C The sequence is marked "full" since even though they don't fit into the three lines above, all 128 terms are known and available in the b-file or using the given PARI code.
%H M. F. Hasler, <a href="/A197318/b197318.txt">Table of n, a(n) for n = 1..128</a> (complete sequence)
%H <a href="/index/Di#divisors">Index entries for sequences related to divisors of numbers</a>.
%t Divisors[111111111111] (* _Paolo Xausa_, Jul 04 2024 *)
%o (PARI) divisors(1e12\9)
%Y Cf. A109492, A197308, A197309, A070529, A018282, A018766, A027890-A027895, A027889.
%K nonn,fini,full
%O 1,2
%A _M. F. Hasler_, Oct 13 2011