27820478

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{86399}}^1$

素因数の和:86431

約数の個数: 16

約数和(自身を含む): 49766400

約数和(自身を除く): 21945922

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 86399, 172798, 604793, 1209586, 1987177, 3974354, 13910239, 27820478]

約数ペア:

[(1, 27820478), (2, 13910239), (7, 3974354), (14, 1987177), (23, 1209586), (46, 604793), (161, 172798), (322, 86399)]