128828161

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{811}}^1\times {\mathrm{2063}}^1$

素因数の和:2892

約数の個数: 16

約数和(自身を含む): 160892928

約数和(自身を除く): 32064767

約数列:

[1, 7, 11, 77, 811, 2063, 5677, 8921, 14441, 22693, 62447, 158851, 1673093, 11711651, 18404023, 128828161]

約数ペア:

[(1, 128828161), (7, 18404023), (11, 11711651), (77, 1673093), (811, 158851), (2063, 62447), (5677, 22693), (8921, 14441)]