15919887

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4909}}^1$

素因数の和:4982

約数の個数: 16

約数和(自身を含む): 22625280

約数和(自身を除く): 6705393

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 4909, 14727, 112907, 230723, 338721, 692169, 5306629, 15919887]

約数ペア:

[(1, 15919887), (3, 5306629), (23, 692169), (47, 338721), (69, 230723), (141, 112907), (1081, 14727), (3243, 4909)]