256332414

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{3257}}^1$

素因数の和:4284

約数の個数: 32

約数和(自身を含む): 552817440

約数和(自身を除く): 296485026

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1009, 2018, 3027, 3257, 6054, 6514, 9771, 13117, 19542, 26234, 39351, 42341, 78702, 84682, 127023, 254046, 3286313, 6572626, 9858939, 19717878, 42722069, 85444138, 128166207, 256332414]

約数ペア:

[(1, 256332414), (2, 128166207), (3, 85444138), (6, 42722069), (13, 19717878), (26, 9858939), (39, 6572626), (78, 3286313), (1009, 254046), (2018, 127023), (3027, 84682), (3257, 78702), (6054, 42341), (6514, 39351), (9771, 26234), (13117, 19542)]