8287385

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:584

約数の個数: 16

約数和(自身を含む): 10371072

約数和(自身を除く): 2083687

約数列:

[1, 5, 31, 127, 155, 421, 635, 2105, 3937, 13051, 19685, 53467, 65255, 267335, 1657477, 8287385]

約数ペア:

[(1, 8287385), (5, 1657477), (31, 267335), (127, 65255), (155, 53467), (421, 19685), (635, 13051), (2105, 3937)]