12180042721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{303613}}^1$

素因数の和:304152

約数の個数: 16

約数和(自身を含む): 15214704768

約数和(自身を除く): 3034662047

約数列:

[1, 7, 11, 77, 521, 3647, 5731, 40117, 303613, 2125291, 3339743, 23378201, 158182373, 1107276611, 1740006103, 12180042721]

約数ペア:

[(1, 12180042721), (7, 1740006103), (11, 1107276611), (77, 158182373), (521, 23378201), (3647, 3339743), (5731, 2125291), (40117, 303613)]