17215781

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2141}}^1$

素因数の和:2212

約数の個数: 16

約数和(自身を含む): 20357568

約数和(自身を除く): 3141787

約数列:

[1, 11, 17, 43, 187, 473, 731, 2141, 8041, 23551, 36397, 92063, 400367, 1012693, 1565071, 17215781]

約数ペア:

[(1, 17215781), (11, 1565071), (17, 1012693), (43, 400367), (187, 92063), (473, 36397), (731, 23551), (2141, 8041)]