399291270872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{448993}}^1$

素因数の和:449532

約数の個数: 64

約数和(自身を含む): 855387449280

約数和(自身を除く): 456096178408

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 503, 884, 1006, 1768, 2012, 4024, 6539, 8551, 13078, 17102, 26156, 34204, 52312, 68408, 111163, 222326, 444652, 448993, 889304, 897986, 1795972, 3591944, 5836909, 7632881, 11673818, 15265762, 23347636, 30531524, 46695272, 61063048, 99227453, 198454906, 225843479, 396909812, 451686958, 793819624, 903373916, 1806747832, 2935965227, 3839339143, 5871930454, 7678678286, 11743860908, 15357356572, 23487721816, 30714713144, 49911408859, 99822817718, 199645635436, 399291270872]

約数ペア:

[(1, 399291270872), (2, 199645635436), (4, 99822817718), (8, 49911408859), (13, 30714713144), (17, 23487721816), (26, 15357356572), (34, 11743860908), (52, 7678678286), (68, 5871930454), (104, 3839339143), (136, 2935965227), (221, 1806747832), (442, 903373916), (503, 793819624), (884, 451686958), (1006, 396909812), (1768, 225843479), (2012, 198454906), (4024, 99227453), (6539, 61063048), (8551, 46695272), (13078, 30531524), (17102, 23347636), (26156, 15265762), (34204, 11673818), (52312, 7632881), (68408, 5836909), (111163, 3591944), (222326, 1795972), (444652, 897986), (448993, 889304)]