251086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:227

約数の個数: 16

約数和(自身を含む): 418608

約数和(自身を除く): 167522

約数列:

[1, 2, 11, 22, 101, 113, 202, 226, 1111, 1243, 2222, 2486, 11413, 22826, 125543, 251086]

約数ペア:

[(1, 251086), (2, 125543), (11, 22826), (22, 11413), (101, 2486), (113, 2222), (202, 1243), (226, 1111)]