257544264

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{151141}}^1$

素因数の和:151221

約数の個数: 32

約数和(自身を含む): 652933440

約数和(自身を除く): 395389176

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 151141, 302282, 453423, 604564, 906846, 1209128, 1813692, 3627384, 10731011, 21462022, 32193033, 42924044, 64386066, 85848088, 128772132, 257544264]

約数ペア:

[(1, 257544264), (2, 128772132), (3, 85848088), (4, 64386066), (6, 42924044), (8, 32193033), (12, 21462022), (24, 10731011), (71, 3627384), (142, 1813692), (213, 1209128), (284, 906846), (426, 604564), (568, 453423), (852, 302282), (1704, 151141)]