12447999

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{677}}^1$

素因数の和:916

約数の個数: 20

約数和(自身を含む): 18704664

約数和(自身を除く): 6256665

約数列:

[1, 3, 9, 27, 81, 227, 677, 681, 2031, 2043, 6093, 6129, 18279, 18387, 54837, 153679, 461037, 1383111, 4149333, 12447999]

約数ペア:

[(1, 12447999), (3, 4149333), (9, 1383111), (27, 461037), (81, 153679), (227, 54837), (677, 18387), (681, 18279), (2031, 6129), (2043, 6093)]