3989578

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:381

約数の個数: 16

約数和(自身を含む): 6128640

約数和(自身を除く): 2139062

約数列:

[1, 2, 113, 127, 139, 226, 254, 278, 14351, 15707, 17653, 28702, 31414, 35306, 1994789, 3989578]

約数ペア:

[(1, 3989578), (2, 1994789), (113, 35306), (127, 31414), (139, 28702), (226, 17653), (254, 15707), (278, 14351)]