128902228

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 302448384

約数和(自身を除く): 173546156

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 37, 52, 68, 74, 91, 119, 148, 182, 221, 238, 259, 364, 442, 476, 481, 518, 563, 629, 884, 962, 1036, 1126, 1258, 1547, 1924, 2252, 2516, 3094, 3367, 3941, 4403, 6188, 6734, 7319, 7882, 8177, 8806, 9571, 13468, 14638, 15764, 16354, 17612, 19142, 20831, 29276, 32708, 38284, 41662, 51233, 57239, 66997, 83324, 102466, 114478, 124423, 133994, 145817, 204932, 228956, 248846, 267988, 270803, 291634, 354127, 497692, 541606, 583268, 708254, 870961, 1083212, 1416508, 1741922, 1895621, 2478889, 3483844, 3791242, 4603651, 4957778, 7582484, 9207302, 9915556, 18414604, 32225557, 64451114, 128902228]

約数ペア:

[(1, 128902228), (2, 64451114), (4, 32225557), (7, 18414604), (13, 9915556), (14, 9207302), (17, 7582484), (26, 4957778), (28, 4603651), (34, 3791242), (37, 3483844), (52, 2478889), (68, 1895621), (74, 1741922), (91, 1416508), (119, 1083212), (148, 870961), (182, 708254), (221, 583268), (238, 541606), (259, 497692), (364, 354127), (442, 291634), (476, 270803), (481, 267988), (518, 248846), (563, 228956), (629, 204932), (884, 145817), (962, 133994), (1036, 124423), (1126, 114478), (1258, 102466), (1547, 83324), (1924, 66997), (2252, 57239), (2516, 51233), (3094, 41662), (3367, 38284), (3941, 32708), (4403, 29276), (6188, 20831), (6734, 19142), (7319, 17612), (7882, 16354), (8177, 15764), (8806, 14638), (9571, 13468)]