12785769

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{6863}}^1$

素因数の和:6898

約数の個数: 20

約数和(自身を含む): 19933056

約数和(自身を除く): 7147287

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 6863, 20589, 61767, 157849, 185301, 473547, 555903, 1420641, 4261923, 12785769]

約数ペア:

[(1, 12785769), (3, 4261923), (9, 1420641), (23, 555903), (27, 473547), (69, 185301), (81, 157849), (207, 61767), (621, 20589), (1863, 6863)]