255221236

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{459031}}^1$

素因数の和:459174

約数の個数: 12

約数和(自身を含む): 449851360

約数和(自身を除く): 194630124

約数列:

[1, 2, 4, 139, 278, 556, 459031, 918062, 1836124, 63805309, 127610618, 255221236]

約数ペア:

[(1, 255221236), (2, 127610618), (4, 63805309), (139, 1836124), (278, 918062), (556, 459031)]