664404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4259}}^1$

素因数の和:4279

約数の個数: 24

約数和(自身を含む): 1669920

約数和(自身を除く): 1005516

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 4259, 8518, 12777, 17036, 25554, 51108, 55367, 110734, 166101, 221468, 332202, 664404]

約数ペア:

[(1, 664404), (2, 332202), (3, 221468), (4, 166101), (6, 110734), (12, 55367), (13, 51108), (26, 25554), (39, 17036), (52, 12777), (78, 8518), (156, 4259)]