205201719

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{530237}}^1$

素因数の和:530286

約数の個数: 12

約数和(自身を含む): 303296136

約数和(自身を除く): 98094417

約数列:

[1, 3, 9, 43, 129, 387, 530237, 1590711, 4772133, 22800191, 68400573, 205201719]

約数ペア:

[(1, 205201719), (3, 68400573), (9, 22800191), (43, 4772133), (129, 1590711), (387, 530237)]