391488894748

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1\times {\mathrm{739}}^1\times {\mathrm{811}}^1$

素因数の和:2171

約数の個数: 96

約数和(自身を含む): 805563763200

約数和(自身を除く): 414074868452

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 569, 574, 739, 811, 1138, 1148, 1478, 1622, 2276, 2956, 3244, 3983, 5173, 5677, 7966, 10346, 11354, 15932, 20692, 22708, 23329, 30299, 33251, 46658, 60598, 66502, 93316, 121196, 133004, 163303, 212093, 232757, 326606, 420491, 424186, 461459, 465514, 599329, 653212, 840982, 848372, 922918, 931028, 1198658, 1681964, 1845836, 2397316, 2943437, 3230213, 4195303, 5886874, 6460426, 8390606, 11773748, 12920852, 16781212, 17240131, 18919819, 24572489, 34480262, 37839638, 49144978, 68960524, 75679276, 98289956, 120680917, 132438733, 172007423, 241361834, 264877466, 341018201, 344014846, 482723668, 529754932, 682036402, 688029692, 1364072804, 2387127407, 4774254814, 9548509628, 13981746241, 27963492482, 55926984964, 97872223687, 195744447374, 391488894748]

約数ペア:

[(1, 391488894748), (2, 195744447374), (4, 97872223687), (7, 55926984964), (14, 27963492482), (28, 13981746241), (41, 9548509628), (82, 4774254814), (164, 2387127407), (287, 1364072804), (569, 688029692), (574, 682036402), (739, 529754932), (811, 482723668), (1138, 344014846), (1148, 341018201), (1478, 264877466), (1622, 241361834), (2276, 172007423), (2956, 132438733), (3244, 120680917), (3983, 98289956), (5173, 75679276), (5677, 68960524), (7966, 49144978), (10346, 37839638), (11354, 34480262), (15932, 24572489), (20692, 18919819), (22708, 17240131), (23329, 16781212), (30299, 12920852), (33251, 11773748), (46658, 8390606), (60598, 6460426), (66502, 5886874), (93316, 4195303), (121196, 3230213), (133004, 2943437), (163303, 2397316), (212093, 1845836), (232757, 1681964), (326606, 1198658), (420491, 931028), (424186, 922918), (461459, 848372), (465514, 840982), (599329, 653212)]