28788191

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 31606848

約数和(自身を除く): 2818657

約数列:

[1, 17, 41, 103, 401, 697, 1751, 4223, 6817, 16441, 41303, 71791, 279497, 702151, 1693423, 28788191]

約数ペア:

[(1, 28788191), (17, 1693423), (41, 702151), (103, 279497), (401, 71791), (697, 41303), (1751, 16441), (4223, 6817)]