239877999

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{191749}}^1$

素因数の和:191894

約数の個数: 12

約数和(自身を含む): 348985000

約数和(自身を除く): 109107001

約数列:

[1, 3, 9, 139, 417, 1251, 191749, 575247, 1725741, 26653111, 79959333, 239877999]

約数ペア:

[(1, 239877999), (3, 79959333), (9, 26653111), (139, 1725741), (417, 575247), (1251, 191749)]