12457863

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 21340800

約数和(自身を除く): 8882937

約数列:

[1, 3, 9, 11, 19, 33, 37, 57, 99, 111, 171, 179, 209, 333, 407, 537, 627, 703, 1221, 1611, 1881, 1969, 2109, 3401, 3663, 5907, 6327, 6623, 7733, 10203, 17721, 19869, 23199, 30609, 37411, 59607, 69597, 72853, 112233, 125837, 218559, 336699, 377511, 655677, 1132533, 1384207, 4152621, 12457863]

約数ペア:

[(1, 12457863), (3, 4152621), (9, 1384207), (11, 1132533), (19, 655677), (33, 377511), (37, 336699), (57, 218559), (99, 125837), (111, 112233), (171, 72853), (179, 69597), (209, 59607), (333, 37411), (407, 30609), (537, 23199), (627, 19869), (703, 17721), (1221, 10203), (1611, 7733), (1881, 6623), (1969, 6327), (2109, 5907), (3401, 3663)]