256923816

素因数分解:

$2^3\times 3^1\times {\mathrm{10705159}}^1$

素因数の和:10705168

約数の個数: 16

約数和(自身を含む): 642309600

約数和(自身を除く): 385385784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 10705159, 21410318, 32115477, 42820636, 64230954, 85641272, 128461908, 256923816]

約数ペア:

[(1, 256923816), (2, 128461908), (3, 85641272), (4, 64230954), (6, 42820636), (8, 32115477), (12, 21410318), (24, 10705159)]