87163352

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{640907}}^1$

素因数の和:640930

約数の個数: 16

約数和(自身を含む): 173045160

約数和(自身を除く): 85881808

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 640907, 1281814, 2563628, 5127256, 10895419, 21790838, 43581676, 87163352]

約数ペア:

[(1, 87163352), (2, 43581676), (4, 21790838), (8, 10895419), (17, 5127256), (34, 2563628), (68, 1281814), (136, 640907)]