27808659

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{397}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 41433392

約数和(自身を除く): 13624733

約数列:

[1, 3, 9, 43, 129, 181, 387, 397, 543, 1191, 1629, 3573, 7783, 17071, 23349, 51213, 70047, 71857, 153639, 215571, 646713, 3089851, 9269553, 27808659]

約数ペア:

[(1, 27808659), (3, 9269553), (9, 3089851), (43, 646713), (129, 215571), (181, 153639), (387, 71857), (397, 70047), (543, 51213), (1191, 23349), (1629, 17071), (3573, 7783)]