2557522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1151}}^1$

素因数の和:1265

約数の個数: 16

約数和(自身を含む): 4230144

約数和(自身を除く): 1672622

約数列:

[1, 2, 11, 22, 101, 202, 1111, 1151, 2222, 2302, 12661, 25322, 116251, 232502, 1278761, 2557522]

約数ペア:

[(1, 2557522), (2, 1278761), (11, 232502), (22, 116251), (101, 25322), (202, 12661), (1111, 2302), (1151, 2222)]