A003538 Divisors of 2^30 - 1.

1, 3, 7, 9, 11, 21, 31, 33, 63, 77, 93, 99, 151, 217, 231, 279, 331, 341, 453, 651, 693, 993, 1023, 1057, 1359, 1661, 1953, 2317, 2387, 2979, 3069, 3171, 3641, 4681, 4983, 6951, 7161, 9513, 10261, 10923, 11627, 14043, 14949, 20853, 21483, 25487

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• fini
• full
• easy

Links

• T. D. Noe, Table of n, a(n) for n = 1..96 (all divisors)
• Index entries for sequences related to divisors of numbers

Programs

Magma

[Divisors(2^30-1)]; // Vincenzo Librandi, Jun 19 2015

Mathematica

Divisors[2^30-1] (* Harvey P. Dale, Jan 06 2013 *)

PARI

divisors(2^30-1) \\ Charles R Greathouse IV, Jun 21 2017