1392434905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{20747}}^1$

素因数の和:21216

約数の個数: 16

約数和(自身を含む): 1728889344

約数和(自身を除く): 336454439

約数列:

[1, 5, 31, 155, 433, 2165, 13423, 20747, 67115, 103735, 643157, 3215785, 8983451, 44917255, 278486981, 1392434905]

約数ペア:

[(1, 1392434905), (5, 278486981), (31, 44917255), (155, 8983451), (433, 3215785), (2165, 643157), (13423, 103735), (20747, 67115)]