31429881

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17203}}^1$

素因数の和:17245

約数の個数: 24

約数和(自身を含む): 53676480

約数和(自身を除く): 22246599

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 17203, 51609, 120421, 154827, 361263, 498887, 1083789, 1496661, 3492209, 4489983, 10476627, 31429881]

約数ペア:

[(1, 31429881), (3, 10476627), (7, 4489983), (9, 3492209), (21, 1496661), (29, 1083789), (63, 498887), (87, 361263), (203, 154827), (261, 120421), (609, 51609), (1827, 17203)]