2640116259

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{209983}}^1$

素因数の和:210127

約数の個数: 24

約数和(自身を含む): 4192960512

約数和(自身を除く): 1552844253

約数列:

[1, 3, 9, 11, 33, 99, 127, 381, 1143, 1397, 4191, 12573, 209983, 629949, 1889847, 2309813, 6929439, 20788317, 26667841, 80003523, 240010569, 293346251, 880038753, 2640116259]

約数ペア:

[(1, 2640116259), (3, 880038753), (9, 293346251), (11, 240010569), (33, 80003523), (99, 26667841), (127, 20788317), (381, 6929439), (1143, 2309813), (1397, 1889847), (4191, 629949), (12573, 209983)]