207969321

素因数分解:

$3^1\times 7^1\times {\mathrm{2309}}^1\times {\mathrm{4289}}^1$

素因数の和:6608

約数の個数: 16

約数和(自身を含む): 317116800

約数和(自身を除く): 109147479

約数列:

[1, 3, 7, 21, 2309, 4289, 6927, 12867, 16163, 30023, 48489, 90069, 9903301, 29709903, 69323107, 207969321]

約数ペア:

[(1, 207969321), (3, 69323107), (7, 29709903), (21, 9903301), (2309, 90069), (4289, 48489), (6927, 30023), (12867, 16163)]