281740797

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{126739}}^1$

素因数の和:126777

約数の個数: 24

約数和(自身を含む): 461333600

約数和(自身を除く): 179592803

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 126739, 380217, 1140651, 1647607, 2408041, 4942821, 7224123, 14828463, 21672369, 31304533, 93913599, 281740797]

約数ペア:

[(1, 281740797), (3, 93913599), (9, 31304533), (13, 21672369), (19, 14828463), (39, 7224123), (57, 4942821), (117, 2408041), (171, 1647607), (247, 1140651), (741, 380217), (2223, 126739)]