842138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:493

約数の個数: 16

約数和(自身を含む): 1395360

約数和(自身を除く): 553222

約数列:

[1, 2, 11, 22, 101, 202, 379, 758, 1111, 2222, 4169, 8338, 38279, 76558, 421069, 842138]

約数ペア:

[(1, 842138), (2, 421069), (11, 76558), (22, 38279), (101, 8338), (202, 4169), (379, 2222), (758, 1111)]