12657931

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{619}}^1$

素因数の和:667

約数の個数: 18

約数和(自身を含む): 15090180

約数和(自身を除く): 2432249

約数列:

[1, 11, 13, 121, 143, 169, 619, 1573, 1859, 6809, 8047, 20449, 74899, 88517, 104611, 973687, 1150721, 12657931]

約数ペア:

[(1, 12657931), (11, 1150721), (13, 973687), (121, 104611), (143, 88517), (169, 74899), (619, 20449), (1573, 8047), (1859, 6809)]