556478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1259}}^1$

素因数の和:1291

約数の個数: 16

約数和(自身を含む): 952560

約数和(自身を除く): 396082

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 1259, 2518, 16367, 21403, 32734, 42806, 278239, 556478]

約数ペア:

[(1, 556478), (2, 278239), (13, 42806), (17, 32734), (26, 21403), (34, 16367), (221, 2518), (442, 1259)]