385030828

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1103}}^1$

素因数の和:1271

約数の個数: 72

約数和(自身を含む): 851038272

約数和(自身を除く): 466007444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 137, 182, 196, 274, 364, 548, 637, 959, 1103, 1274, 1781, 1918, 2206, 2548, 3562, 3836, 4412, 6713, 7124, 7721, 12467, 13426, 14339, 15442, 24934, 26852, 28678, 30884, 49868, 54047, 57356, 87269, 100373, 108094, 151111, 174538, 200746, 216188, 302222, 349076, 401492, 604444, 702611, 1057777, 1405222, 1964443, 2115554, 2810444, 3928886, 4231108, 7404439, 7857772, 13751101, 14808878, 27502202, 29617756, 55004404, 96257707, 192515414, 385030828]

約数ペア:

[(1, 385030828), (2, 192515414), (4, 96257707), (7, 55004404), (13, 29617756), (14, 27502202), (26, 14808878), (28, 13751101), (49, 7857772), (52, 7404439), (91, 4231108), (98, 3928886), (137, 2810444), (182, 2115554), (196, 1964443), (274, 1405222), (364, 1057777), (548, 702611), (637, 604444), (959, 401492), (1103, 349076), (1274, 302222), (1781, 216188), (1918, 200746), (2206, 174538), (2548, 151111), (3562, 108094), (3836, 100373), (4412, 87269), (6713, 57356), (7124, 54047), (7721, 49868), (12467, 30884), (13426, 28678), (14339, 26852), (15442, 24934)]