31179393

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12071}}^1$

素因数の和:12125

約数の個数: 24

約数和(自身を含む): 52730496

約数和(自身を除く): 21551103

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 12071, 36213, 84497, 108639, 253491, 494911, 760473, 1484733, 3464377, 4454199, 10393131, 31179393]

約数ペア:

[(1, 31179393), (3, 10393131), (7, 4454199), (9, 3464377), (21, 1484733), (41, 760473), (63, 494911), (123, 253491), (287, 108639), (369, 84497), (861, 36213), (2583, 12071)]