17220693

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{28277}}^1$

素因数の和:28316

約数の個数: 16

約数和(自身を含む): 27146880

約数和(自身を除く): 9926187

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 28277, 84831, 197939, 593817, 820033, 2460099, 5740231, 17220693]

約数ペア:

[(1, 17220693), (3, 5740231), (7, 2460099), (21, 820033), (29, 593817), (87, 197939), (203, 84831), (609, 28277)]