40681521

素因数分解:

$3^4\times {\mathrm{359}}^1\times {\mathrm{1399}}^1$

素因数の和:1770

約数の個数: 20

約数和(自身を含む): 60984000

約数和(自身を除く): 20302479

約数列:

[1, 3, 9, 27, 81, 359, 1077, 1399, 3231, 4197, 9693, 12591, 29079, 37773, 113319, 502241, 1506723, 4520169, 13560507, 40681521]

約数ペア:

[(1, 40681521), (3, 13560507), (9, 4520169), (27, 1506723), (81, 502241), (359, 113319), (1077, 37773), (1399, 29079), (3231, 12591), (4197, 9693)]