256260366

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{108677}}^1$

素因数の和:108816

約数の個数: 24

約数和(自身を含む): 559474344

約数和(自身を除く): 303213978

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 108677, 217354, 326031, 652062, 978093, 1956186, 14236687, 28473374, 42710061, 85420122, 128130183, 256260366]

約数ペア:

[(1, 256260366), (2, 128130183), (3, 85420122), (6, 42710061), (9, 28473374), (18, 14236687), (131, 1956186), (262, 978093), (393, 652062), (786, 326031), (1179, 217354), (2358, 108677)]