28531491

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{11903}}^1$

素因数の和:11970

約数の個数: 16

約数和(自身を含む): 41140224

約数和(自身を除く): 12608733

約数列:

[1, 3, 17, 47, 51, 141, 799, 2397, 11903, 35709, 202351, 559441, 607053, 1678323, 9510497, 28531491]

約数ペア:

[(1, 28531491), (3, 9510497), (17, 1678323), (47, 607053), (51, 559441), (141, 202351), (799, 35709), (2397, 11903)]