9985887

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2539}}^1$

素因数の和:2587

約数の個数: 24

約数和(自身を含む): 15849600

約数和(自身を除く): 5863713

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 2539, 3933, 7617, 22851, 48241, 58397, 144723, 175191, 434169, 525573, 1109543, 3328629, 9985887]

約数ペア:

[(1, 9985887), (3, 3328629), (9, 1109543), (19, 525573), (23, 434169), (57, 175191), (69, 144723), (171, 58397), (207, 48241), (437, 22851), (1311, 7617), (2539, 3933)]