289076671

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^3\times {\mathrm{439}}^1$

素因数の和:563

約数の個数: 16

約数和(自身を含む): 320689600

約数和(自身を除く): 31612929

約数列:

[1, 13, 37, 439, 481, 1369, 5707, 16243, 17797, 50653, 211159, 600991, 658489, 7812883, 22236667, 289076671]

約数ペア:

[(1, 289076671), (13, 22236667), (37, 7812883), (439, 658489), (481, 600991), (1369, 211159), (5707, 50653), (16243, 17797)]