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%I #25 Oct 15 2019 03:04:27
%S 1,3,9,11,33,41,99,123,271,369,451,813,1353,2439,2981,4059,8943,9091,
%T 11111,26829,27273,33333,81819,99999,100001,122221,300003,366663,
%U 372731,900009,1099989,1118193,2463661,3354579,4100041,7390983,12300123,22172949
%N Divisors of 9999999999.
%H Nathaniel Johnston, <a href="/A027895/b027895.txt">Table of n, a(n) for n = 1..48</a> (full sequence)
%H <a href="/index/Di#divisors">Index entries for sequences related to divisors of numbers</a>
%t Divisors[9999999999] (* _Harvey P. Dale_, Aug 08 2013 *)
%o (PARI) divisors(10^10-1) \\ _Charles R Greathouse IV_, Jun 21 2017
%K nonn,fini,full,easy
%O 1,2
%A _N. J. A. Sloane_.