2190969

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{2459}}^1$

素因数の和:2482

約数の個数: 20

約数和(自身を含む): 3571920

約数和(自身を除く): 1380951

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 2459, 7377, 22131, 27049, 66393, 81147, 199179, 243441, 730323, 2190969]

約数ペア:

[(1, 2190969), (3, 730323), (9, 243441), (11, 199179), (27, 81147), (33, 66393), (81, 27049), (99, 22131), (297, 7377), (891, 2459)]