27980296

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{42139}}^1$

素因数の和:42228

約数の個数: 16

約数和(自身を含む): 53096400

約数和(自身を除く): 25116104

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 42139, 84278, 168556, 337112, 3497537, 6995074, 13990148, 27980296]

約数ペア:

[(1, 27980296), (2, 13990148), (4, 6995074), (8, 3497537), (83, 337112), (166, 168556), (332, 84278), (664, 42139)]