408208896004

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4943}}^1\times {\mathrm{32411}}^1$

素因数の和:37385

約数の個数: 72

約数和(自身を含む): 895128167808

約数和(自身を除く): 486919271804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 4943, 9886, 19772, 32411, 34601, 64259, 64822, 69202, 128518, 129644, 138404, 226877, 242207, 257036, 421343, 449813, 453754, 484414, 842686, 899626, 907508, 968828, 1588139, 1685372, 1799252, 2949401, 3148691, 3176278, 5898802, 6297382, 6352556, 11797604, 12594764, 20645807, 41291614, 82583228, 160207573, 320415146, 640830292, 1121453011, 2082698449, 2242906022, 4165396898, 4485812044, 7850171077, 8330793796, 14578889143, 15700342154, 29157778286, 31400684308, 58315556572, 102052224001, 204104448002, 408208896004]

約数ペア:

[(1, 408208896004), (2, 204104448002), (4, 102052224001), (7, 58315556572), (13, 31400684308), (14, 29157778286), (26, 15700342154), (28, 14578889143), (49, 8330793796), (52, 7850171077), (91, 4485812044), (98, 4165396898), (182, 2242906022), (196, 2082698449), (364, 1121453011), (637, 640830292), (1274, 320415146), (2548, 160207573), (4943, 82583228), (9886, 41291614), (19772, 20645807), (32411, 12594764), (34601, 11797604), (64259, 6352556), (64822, 6297382), (69202, 5898802), (128518, 3176278), (129644, 3148691), (138404, 2949401), (226877, 1799252), (242207, 1685372), (257036, 1588139), (421343, 968828), (449813, 907508), (453754, 899626), (484414, 842686)]