205121723317

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{3121}}^1\times {\mathrm{323759}}^1$

素因数の和:326916

約数の個数: 16

約数和(自身を含む): 242586892800

約数和(自身を除く): 37465169483

約数列:

[1, 7, 29, 203, 3121, 21847, 90509, 323759, 633563, 2266313, 9389011, 65723077, 1010451839, 7073162873, 29303103331, 205121723317]

約数ペア:

[(1, 205121723317), (7, 29303103331), (29, 7073162873), (203, 1010451839), (3121, 65723077), (21847, 9389011), (90509, 2266313), (323759, 633563)]