81200566

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{21157}}^1$

素因数の和:21279

約数の個数: 16

約数和(自身を含む): 129486960

約数和(自身を除く): 48286394

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 21157, 42314, 401983, 803966, 2136857, 4273714, 40600283, 81200566]

約数ペア:

[(1, 81200566), (2, 40600283), (19, 4273714), (38, 2136857), (101, 803966), (202, 401983), (1919, 42314), (3838, 21157)]