387850008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{691}}^1$

素因数の和:977

約数の個数: 128

約数和(自身を含む): 1199761920

約数和(自身を除く): 811911912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 257, 273, 312, 364, 514, 546, 691, 728, 771, 1028, 1092, 1382, 1542, 1799, 2056, 2073, 2184, 2764, 3084, 3341, 3598, 4146, 4837, 5397, 5528, 6168, 6682, 7196, 8292, 8983, 9674, 10023, 10794, 13364, 14392, 14511, 16584, 17966, 19348, 20046, 21588, 23387, 26728, 26949, 29022, 35932, 38696, 40092, 43176, 46774, 53898, 58044, 62881, 70161, 71864, 80184, 93548, 107796, 116088, 125762, 140322, 177587, 187096, 188643, 215592, 251524, 280644, 355174, 377286, 503048, 532761, 561288, 710348, 754572, 1065522, 1243109, 1420696, 1509144, 2131044, 2308631, 2486218, 3729327, 4262088, 4617262, 4972436, 6925893, 7458654, 9234524, 9944872, 13851786, 14917308, 16160417, 18469048, 27703572, 29834616, 32320834, 48481251, 55407144, 64641668, 96962502, 129283336, 193925004, 387850008]

約数ペア:

[(1, 387850008), (2, 193925004), (3, 129283336), (4, 96962502), (6, 64641668), (7, 55407144), (8, 48481251), (12, 32320834), (13, 29834616), (14, 27703572), (21, 18469048), (24, 16160417), (26, 14917308), (28, 13851786), (39, 9944872), (42, 9234524), (52, 7458654), (56, 6925893), (78, 4972436), (84, 4617262), (91, 4262088), (104, 3729327), (156, 2486218), (168, 2308631), (182, 2131044), (257, 1509144), (273, 1420696), (312, 1243109), (364, 1065522), (514, 754572), (546, 710348), (691, 561288), (728, 532761), (771, 503048), (1028, 377286), (1092, 355174), (1382, 280644), (1542, 251524), (1799, 215592), (2056, 188643), (2073, 187096), (2184, 177587), (2764, 140322), (3084, 125762), (3341, 116088), (3598, 107796), (4146, 93548), (4837, 80184), (5397, 71864), (5528, 70161), (6168, 62881), (6682, 58044), (7196, 53898), (8292, 46774), (8983, 43176), (9674, 40092), (10023, 38696), (10794, 35932), (13364, 29022), (14392, 26949), (14511, 26728), (16584, 23387), (17966, 21588), (19348, 20046)]