1566240867

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{840709}}^1$

素因数の和:840744

約数の個数: 20

約数和(自身を含む): 2441421840

約数和(自身を除く): 875180973

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 840709, 2522127, 7566381, 19336307, 22699143, 58008921, 68097429, 174026763, 522080289, 1566240867]

約数ペア:

[(1, 1566240867), (3, 522080289), (9, 174026763), (23, 68097429), (27, 58008921), (69, 22699143), (81, 19336307), (207, 7566381), (621, 2522127), (1863, 840709)]