256783065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{222323}}^1$

素因数の和:222349

約数の個数: 32

約数和(自身を含む): 512234496

約数和(自身を除く): 255451431

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 222323, 666969, 1111615, 1556261, 2445553, 3334845, 4668783, 7336659, 7781305, 12227765, 17118871, 23343915, 36683295, 51356613, 85594355, 256783065]

約数ペア:

[(1, 256783065), (3, 85594355), (5, 51356613), (7, 36683295), (11, 23343915), (15, 17118871), (21, 12227765), (33, 7781305), (35, 7336659), (55, 4668783), (77, 3334845), (105, 2445553), (165, 1556261), (231, 1111615), (385, 666969), (1155, 222323)]