28117684

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43661}}^1$

素因数の和:43695

約数の個数: 24

約数和(自身を含む): 58681728

約数和(自身を除く): 30564044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 43661, 87322, 174644, 305627, 611254, 1004203, 1222508, 2008406, 4016812, 7029421, 14058842, 28117684]

約数ペア:

[(1, 28117684), (2, 14058842), (4, 7029421), (7, 4016812), (14, 2008406), (23, 1222508), (28, 1004203), (46, 611254), (92, 305627), (161, 174644), (322, 87322), (644, 43661)]