39976391

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 52297728

約数和(自身を除く): 12321337

約数列:

[1, 7, 13, 31, 37, 91, 217, 259, 383, 403, 481, 1147, 2681, 2821, 3367, 4979, 8029, 11873, 14171, 14911, 34853, 83111, 99197, 104377, 154349, 184223, 439301, 1080443, 1289561, 3075107, 5710913, 39976391]

約数ペア:

[(1, 39976391), (7, 5710913), (13, 3075107), (31, 1289561), (37, 1080443), (91, 439301), (217, 184223), (259, 154349), (383, 104377), (403, 99197), (481, 83111), (1147, 34853), (2681, 14911), (2821, 14171), (3367, 11873), (4979, 8029)]