201333321

素因数分解:

$3^2\times 7^1\times {\mathrm{977}}^1\times {\mathrm{3271}}^1$

素因数の和:4261

約数の個数: 24

約数和(自身を含む): 332801664

約数和(自身を除く): 131468343

約数列:

[1, 3, 7, 9, 21, 63, 977, 2931, 3271, 6839, 8793, 9813, 20517, 22897, 29439, 61551, 68691, 206073, 3195767, 9587301, 22370369, 28761903, 67111107, 201333321]

約数ペア:

[(1, 201333321), (3, 67111107), (7, 28761903), (9, 22370369), (21, 9587301), (63, 3195767), (977, 206073), (2931, 68691), (3271, 61551), (6839, 29439), (8793, 22897), (9813, 20517)]