868287644

素因数分解:

$2^2\times 7^2\times {\mathrm{4430039}}^1$

素因数の和:4430057

約数の個数: 18

約数和(自身を含む): 1767585960

約数和(自身を除く): 899298316

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 4430039, 8860078, 17720156, 31010273, 62020546, 124041092, 217071911, 434143822, 868287644]

約数ペア:

[(1, 868287644), (2, 434143822), (4, 217071911), (7, 124041092), (14, 62020546), (28, 31010273), (49, 17720156), (98, 8860078), (196, 4430039)]