71984171

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{2531}}^1$

素因数の和:2794

約数の個数: 16

約数和(自身を含む): 87505920

約数和(自身を除く): 15521749

約数列:

[1, 7, 17, 119, 239, 1673, 2531, 4063, 17717, 28441, 43027, 301189, 604909, 4234363, 10283453, 71984171]

約数ペア:

[(1, 71984171), (7, 10283453), (17, 4234363), (119, 604909), (239, 301189), (1673, 43027), (2531, 28441), (4063, 17717)]