257799984

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{413141}}^1$

素因数の和:413165

約数の個数: 40

約数和(自身を含む): 717214512

約数和(自身を除く): 459414528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 413141, 826282, 1239423, 1652564, 2478846, 3305128, 4957692, 5370833, 6610256, 9915384, 10741666, 16112499, 19830768, 21483332, 32224998, 42966664, 64449996, 85933328, 128899992, 257799984]

約数ペア:

[(1, 257799984), (2, 128899992), (3, 85933328), (4, 64449996), (6, 42966664), (8, 32224998), (12, 21483332), (13, 19830768), (16, 16112499), (24, 10741666), (26, 9915384), (39, 6610256), (48, 5370833), (52, 4957692), (78, 3305128), (104, 2478846), (156, 1652564), (208, 1239423), (312, 826282), (624, 413141)]