28990559

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{563}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 33257952

約数和(自身を除く): 4267393

約数列:

[1, 13, 17, 221, 233, 563, 3029, 3961, 7319, 9571, 51493, 124423, 131179, 1705327, 2230043, 28990559]

約数ペア:

[(1, 28990559), (13, 2230043), (17, 1705327), (221, 131179), (233, 124423), (563, 51493), (3029, 9571), (3961, 7319)]