140312991

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 245145600

約数和(自身を除く): 104832609

約数列:

[1, 3, 7, 13, 21, 29, 37, 39, 87, 91, 111, 203, 259, 273, 377, 479, 481, 609, 777, 1073, 1131, 1437, 1443, 2639, 3219, 3353, 3367, 6227, 7511, 7917, 10059, 10101, 13891, 13949, 17723, 18681, 22533, 41673, 41847, 43589, 53169, 97237, 97643, 124061, 130767, 180583, 230399, 291711, 292929, 372183, 513967, 541749, 691197, 1264081, 1541901, 1612793, 3597769, 3792243, 4838379, 6681571, 10793307, 20044713, 46770997, 140312991]

約数ペア:

[(1, 140312991), (3, 46770997), (7, 20044713), (13, 10793307), (21, 6681571), (29, 4838379), (37, 3792243), (39, 3597769), (87, 1612793), (91, 1541901), (111, 1264081), (203, 691197), (259, 541749), (273, 513967), (377, 372183), (479, 292929), (481, 291711), (609, 230399), (777, 180583), (1073, 130767), (1131, 124061), (1437, 97643), (1443, 97237), (2639, 53169), (3219, 43589), (3353, 41847), (3367, 41673), (6227, 22533), (7511, 18681), (7917, 17723), (10059, 13949), (10101, 13891)]