28392169

素因数分解:

${\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{3907}}^1$

素因数の和:3976

約数の個数: 12

約数和(自身を含む): 31467216

約数和(自身を除く): 3075047

約数列:

[1, 13, 43, 169, 559, 3907, 7267, 50791, 168001, 660283, 2184013, 28392169]

約数ペア:

[(1, 28392169), (13, 2184013), (43, 660283), (169, 168001), (559, 50791), (3907, 7267)]