77831336

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12457}}^1$

素因数の和:12545

約数の個数: 32

約数和(自身を含む): 161455680

約数和(自身を除く): 83624344

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 6248, 12457, 24914, 49828, 99656, 137027, 274054, 548108, 884447, 1096216, 1768894, 3537788, 7075576, 9728917, 19457834, 38915668, 77831336]

約数ペア:

[(1, 77831336), (2, 38915668), (4, 19457834), (8, 9728917), (11, 7075576), (22, 3537788), (44, 1768894), (71, 1096216), (88, 884447), (142, 548108), (284, 274054), (568, 137027), (781, 99656), (1562, 49828), (3124, 24914), (6248, 12457)]