18127521

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{54437}}^1$

素因数の和:54480

約数の個数: 12

約数和(自身を含む): 26892372

約数和(自身を除く): 8764851

約数列:

[1, 3, 9, 37, 111, 333, 54437, 163311, 489933, 2014169, 6042507, 18127521]

約数ペア:

[(1, 18127521), (3, 6042507), (9, 2014169), (37, 489933), (111, 163311), (333, 54437)]