8639274

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 21047040

約数和(自身を除く): 12407766

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 41, 42, 58, 82, 87, 123, 173, 174, 203, 246, 287, 346, 406, 519, 574, 609, 861, 1038, 1189, 1211, 1218, 1722, 2378, 2422, 3567, 3633, 5017, 7093, 7134, 7266, 8323, 10034, 14186, 15051, 16646, 21279, 24969, 30102, 35119, 42558, 49651, 49938, 70238, 99302, 105357, 148953, 205697, 210714, 297906, 411394, 617091, 1234182, 1439879, 2879758, 4319637, 8639274]

約数ペア:

[(1, 8639274), (2, 4319637), (3, 2879758), (6, 1439879), (7, 1234182), (14, 617091), (21, 411394), (29, 297906), (41, 210714), (42, 205697), (58, 148953), (82, 105357), (87, 99302), (123, 70238), (173, 49938), (174, 49651), (203, 42558), (246, 35119), (287, 30102), (346, 24969), (406, 21279), (519, 16646), (574, 15051), (609, 14186), (861, 10034), (1038, 8323), (1189, 7266), (1211, 7134), (1218, 7093), (1722, 5017), (2378, 3633), (2422, 3567)]