280274358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27017}}^1$

素因数の和:27061

約数の個数: 64

約数和(自身を含む): 726243840

約数和(自身を除く): 445969482

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 1482, 1729, 3458, 5187, 10374, 27017, 54034, 81051, 162102, 189119, 351221, 378238, 513323, 567357, 702442, 1026646, 1053663, 1134714, 1539969, 2107326, 2458547, 3079938, 3593261, 4917094, 6673199, 7186522, 7375641, 10779783, 13346398, 14751282, 20019597, 21559566, 40039194, 46712393, 93424786, 140137179, 280274358]

約数ペア:

[(1, 280274358), (2, 140137179), (3, 93424786), (6, 46712393), (7, 40039194), (13, 21559566), (14, 20019597), (19, 14751282), (21, 13346398), (26, 10779783), (38, 7375641), (39, 7186522), (42, 6673199), (57, 4917094), (78, 3593261), (91, 3079938), (114, 2458547), (133, 2107326), (182, 1539969), (247, 1134714), (266, 1053663), (273, 1026646), (399, 702442), (494, 567357), (546, 513323), (741, 378238), (798, 351221), (1482, 189119), (1729, 162102), (3458, 81051), (5187, 54034), (10374, 27017)]