86519438

素因数分解:

$2^1\times {\mathrm{139}}^2\times {\mathrm{2239}}^1$

素因数の和:2519

約数の個数: 12

約数和(自身を含む): 130777920

約数和(自身を除く): 44258482

約数列:

[1, 2, 139, 278, 2239, 4478, 19321, 38642, 311221, 622442, 43259719, 86519438]

約数ペア:

[(1, 86519438), (2, 43259719), (139, 622442), (278, 311221), (2239, 38642), (4478, 19321)]