128856296

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{353}}^1\times {\mathrm{443}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 245194560

約数和(自身を除く): 116338264

約数列:

[1, 2, 4, 8, 103, 206, 353, 412, 443, 706, 824, 886, 1412, 1772, 2824, 3544, 36359, 45629, 72718, 91258, 145436, 156379, 182516, 290872, 312758, 365032, 625516, 1251032, 16107037, 32214074, 64428148, 128856296]

約数ペア:

[(1, 128856296), (2, 64428148), (4, 32214074), (8, 16107037), (103, 1251032), (206, 625516), (353, 365032), (412, 312758), (443, 290872), (706, 182516), (824, 156379), (886, 145436), (1412, 91258), (1772, 72718), (2824, 45629), (3544, 36359)]