313048268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 644803152

約数和(自身を除く): 331754884

約数列:

[1, 2, 4, 13, 17, 26, 34, 37, 52, 68, 74, 148, 221, 289, 442, 481, 563, 578, 629, 884, 962, 1126, 1156, 1258, 1924, 2252, 2516, 3757, 7319, 7514, 8177, 9571, 10693, 14638, 15028, 16354, 19142, 20831, 21386, 29276, 32708, 38284, 41662, 42772, 83324, 124423, 139009, 162707, 248846, 270803, 278018, 325414, 354127, 497692, 541606, 556036, 650828, 708254, 1083212, 1416508, 2115191, 4230382, 4603651, 6020159, 8460764, 9207302, 12040318, 18414604, 24080636, 78262067, 156524134, 313048268]

約数ペア:

[(1, 313048268), (2, 156524134), (4, 78262067), (13, 24080636), (17, 18414604), (26, 12040318), (34, 9207302), (37, 8460764), (52, 6020159), (68, 4603651), (74, 4230382), (148, 2115191), (221, 1416508), (289, 1083212), (442, 708254), (481, 650828), (563, 556036), (578, 541606), (629, 497692), (884, 354127), (962, 325414), (1126, 278018), (1156, 270803), (1258, 248846), (1924, 162707), (2252, 139009), (2516, 124423), (3757, 83324), (7319, 42772), (7514, 41662), (8177, 38284), (9571, 32708), (10693, 29276), (14638, 21386), (15028, 20831), (16354, 19142)]