25280289

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{40709}}^1$

素因数の和:40741

約数の個数: 16

約数和(自身を含む): 39081600

約数和(自身を除く): 13801311

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 40709, 122127, 366381, 936307, 1099143, 2808921, 8426763, 25280289]

約数ペア:

[(1, 25280289), (3, 8426763), (9, 2808921), (23, 1099143), (27, 936307), (69, 366381), (207, 122127), (621, 40709)]