256960842

素因数分解:

$2^1\times 3^1\times {\mathrm{307}}^1\times {\mathrm{139501}}^1$

素因数の和:139813

約数の個数: 16

約数和(自身を含む): 515599392

約数和(自身を除く): 258638550

約数列:

[1, 2, 3, 6, 307, 614, 921, 1842, 139501, 279002, 418503, 837006, 42826807, 85653614, 128480421, 256960842]

約数ペア:

[(1, 256960842), (2, 128480421), (3, 85653614), (6, 42826807), (307, 837006), (614, 418503), (921, 279002), (1842, 139501)]