289957326

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{680651}}^1$

素因数の和:680727

約数の個数: 16

約数和(自身を含む): 588083328

約数和(自身を除く): 298126002

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 680651, 1361302, 2041953, 4083906, 48326221, 96652442, 144978663, 289957326]

約数ペア:

[(1, 289957326), (2, 144978663), (3, 96652442), (6, 48326221), (71, 4083906), (142, 2041953), (213, 1361302), (426, 680651)]