29985147

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{8609}}^1$

素因数の和:8664

約数の個数: 20

約数和(自身を含む): 45839640

約数和(自身を除く): 15854493

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 8609, 25827, 77481, 232443, 370187, 697329, 1110561, 3331683, 9995049, 29985147]

約数ペア:

[(1, 29985147), (3, 9995049), (9, 3331683), (27, 1110561), (43, 697329), (81, 370187), (129, 232443), (387, 77481), (1161, 25827), (3483, 8609)]