789996

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1531}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 1887424

約数和(自身を除く): 1097428

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 1531, 3062, 4593, 6124, 9186, 18372, 65833, 131666, 197499, 263332, 394998, 789996]

約数ペア:

[(1, 789996), (2, 394998), (3, 263332), (4, 197499), (6, 131666), (12, 65833), (43, 18372), (86, 9186), (129, 6124), (172, 4593), (258, 3062), (516, 1531)]