203418719

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1\times {\mathrm{521}}^1$

素因数の和:755

約数の個数: 24

約数和(自身を含む): 248714208

約数和(自身を除く): 45295489

約数列:

[1, 7, 17, 119, 193, 289, 521, 1351, 2023, 3281, 3647, 8857, 22967, 55777, 61999, 100553, 150569, 390439, 703871, 1053983, 1709401, 11965807, 29059817, 203418719]

約数ペア:

[(1, 203418719), (7, 29059817), (17, 11965807), (119, 1709401), (193, 1053983), (289, 703871), (521, 390439), (1351, 150569), (2023, 100553), (3281, 61999), (3647, 55777), (8857, 22967)]