12907377

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2203}}^1$

素因数の和:2250

約数の個数: 32

約数和(自身を含む): 22568960

約数和(自身を除く): 9661583

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 2203, 5859, 6609, 15421, 19827, 46263, 59481, 68293, 138789, 204879, 416367, 478051, 614637, 1434153, 1843911, 4302459, 12907377]

約数ペア:

[(1, 12907377), (3, 4302459), (7, 1843911), (9, 1434153), (21, 614637), (27, 478051), (31, 416367), (63, 204879), (93, 138789), (189, 68293), (217, 59481), (279, 46263), (651, 19827), (837, 15421), (1953, 6609), (2203, 5859)]