12406131

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 18978336

約数和(自身を除く): 6572205

約数列:

[1, 3, 9, 23, 69, 73, 207, 219, 657, 821, 1679, 2463, 5037, 7389, 15111, 18883, 56649, 59933, 169947, 179799, 539397, 1378459, 4135377, 12406131]

約数ペア:

[(1, 12406131), (3, 4135377), (9, 1378459), (23, 539397), (69, 179799), (73, 169947), (207, 59933), (219, 56649), (657, 18883), (821, 15111), (1679, 7389), (2463, 5037)]