2569721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1451}}^1$

素因数の和:1492

約数の個数: 16

約数和(自身を含む): 3345408

約数和(自身を除く): 775687

約数列:

[1, 7, 11, 23, 77, 161, 253, 1451, 1771, 10157, 15961, 33373, 111727, 233611, 367103, 2569721]

約数ペア:

[(1, 2569721), (7, 367103), (11, 233611), (23, 111727), (77, 33373), (161, 15961), (253, 10157), (1451, 1771)]