858647421

素因数分解:

$3^2\times {\mathrm{12347}}^1\times {\mathrm{7727}}^1$

素因数の和:20080

約数の個数: 12

約数和(自身を含む): 1240529472

約数和(自身を除く): 381882051

約数列:

[1, 3, 9, 7727, 12347, 23181, 37041, 69543, 111123, 95405269, 286215807, 858647421]

約数ペア:

[(1, 858647421), (3, 286215807), (9, 95405269), (7727, 111123), (12347, 69543), (23181, 37041)]