2191567407

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{352739}}^1$

素因数の和:352870

約数の個数: 16

約数和(自身を含む): 3104112000

約数和(自身を除く): 912544593

約数列:

[1, 3, 19, 57, 109, 327, 2071, 6213, 352739, 1058217, 6702041, 20106123, 38448551, 115345653, 730522469, 2191567407]

約数ペア:

[(1, 2191567407), (3, 730522469), (19, 115345653), (57, 38448551), (109, 20106123), (327, 6702041), (2071, 1058217), (6213, 352739)]