7882721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4451}}^1$

素因数の和:4492

約数の個数: 16

約数和(自身を含む): 10257408

約数和(自身を除く): 2374687

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 4451, 31157, 48961, 102373, 342727, 716611, 1126103, 7882721]

約数ペア:

[(1, 7882721), (7, 1126103), (11, 716611), (23, 342727), (77, 102373), (161, 48961), (253, 31157), (1771, 4451)]