81209084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{2671}}^1$

素因数の和:3377

約数の個数: 24

約数和(自身を含む): 155318016

約数和(自身を除く): 74108932

約数列:

[1, 2, 4, 11, 22, 44, 691, 1382, 2671, 2764, 5342, 7601, 10684, 15202, 29381, 30404, 58762, 117524, 1845661, 3691322, 7382644, 20302271, 40604542, 81209084]

約数ペア:

[(1, 81209084), (2, 40604542), (4, 20302271), (11, 7382644), (22, 3691322), (44, 1845661), (691, 117524), (1382, 58762), (2671, 30404), (2764, 29381), (5342, 15202), (7601, 10684)]