81717724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1097}}^1\times {\mathrm{1693}}^1$

素因数の和:2805

約数の個数: 24

約数和(自身を含む): 156241008

約数和(自身を除く): 74523284

約数列:

[1, 2, 4, 11, 22, 44, 1097, 1693, 2194, 3386, 4388, 6772, 12067, 18623, 24134, 37246, 48268, 74492, 1857221, 3714442, 7428884, 20429431, 40858862, 81717724]

約数ペア:

[(1, 81717724), (2, 40858862), (4, 20429431), (11, 7428884), (22, 3714442), (44, 1857221), (1097, 74492), (1693, 48268), (2194, 37246), (3386, 24134), (4388, 18623), (6772, 12067)]