81328331

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{3109}}^1$

素因数の和:3254

約数の個数: 16

約数和(自身を含む): 96434880

約数和(自身を除く): 15106549

約数列:

[1, 7, 37, 101, 259, 707, 3109, 3737, 21763, 26159, 115033, 314009, 805231, 2198063, 11618333, 81328331]

約数ペア:

[(1, 81328331), (7, 11618333), (37, 2198063), (101, 805231), (259, 314009), (707, 115033), (3109, 26159), (3737, 21763)]