16389751

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3203}}^1$

素因数の和:3270

約数の個数: 16

約数和(自身を含む): 20300544

約数和(自身を除く): 3910793

約数列:

[1, 7, 17, 43, 119, 301, 731, 3203, 5117, 22421, 54451, 137729, 381157, 964103, 2341393, 16389751]

約数ペア:

[(1, 16389751), (7, 2341393), (17, 964103), (43, 381157), (119, 137729), (301, 54451), (731, 22421), (3203, 5117)]