25854795

素因数分解:

$3^4\times 5^1\times {\mathrm{63839}}^1$

素因数の和:63856

約数の個数: 20

約数和(自身を含む): 46347840

約数和(自身を除く): 20493045

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 63839, 191517, 319195, 574551, 957585, 1723653, 2872755, 5170959, 8618265, 25854795]

約数ペア:

[(1, 25854795), (3, 8618265), (5, 5170959), (9, 2872755), (15, 1723653), (27, 957585), (45, 574551), (81, 319195), (135, 191517), (405, 63839)]