489998244

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{949609}}^1$

素因数の和:949659

約数の個数: 24

約数和(自身を含む): 1169919520

約数和(自身を除く): 679921276

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 949609, 1899218, 2848827, 3798436, 5697654, 11395308, 40833187, 81666374, 122499561, 163332748, 244999122, 489998244]

約数ペア:

[(1, 489998244), (2, 244999122), (3, 163332748), (4, 122499561), (6, 81666374), (12, 40833187), (43, 11395308), (86, 5697654), (129, 3798436), (172, 2848827), (258, 1899218), (516, 949609)]