25123311

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{7103}}^1$

素因数の和:7243

約数の個数: 16

約数和(自身を含む): 37509120

約数和(自身を除く): 12385809

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 7103, 21309, 63927, 191781, 930493, 2791479, 8374437, 25123311]

約数ペア:

[(1, 25123311), (3, 8374437), (9, 2791479), (27, 930493), (131, 191781), (393, 63927), (1179, 21309), (3537, 7103)]