27989259

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12763}}^1$

素因数の和:12826

約数の個数: 16

約数和(自身を含む): 40436352

約数和(自身を除く): 12447093

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 12763, 38289, 216971, 548809, 650913, 1646427, 9329753, 27989259]

約数ペア:

[(1, 27989259), (3, 9329753), (17, 1646427), (43, 650913), (51, 548809), (129, 216971), (731, 38289), (2193, 12763)]