2471985

素因数分解:

$3^3\times 5^1\times {\mathrm{18311}}^1$

素因数の和:18325

約数の個数: 16

約数和(自身を含む): 4394880

約数和(自身を除く): 1922895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 18311, 54933, 91555, 164799, 274665, 494397, 823995, 2471985]

約数ペア:

[(1, 2471985), (3, 823995), (5, 494397), (9, 274665), (15, 164799), (27, 91555), (45, 54933), (135, 18311)]