159439185

素因数分解:

$3^4\times 5^1\times {\mathrm{393677}}^1$

素因数の和:393694

約数の個数: 20

約数和(自身を含む): 285810228

約数和(自身を除く): 126371043

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 393677, 1181031, 1968385, 3543093, 5905155, 10629279, 17715465, 31887837, 53146395, 159439185]

約数ペア:

[(1, 159439185), (3, 53146395), (5, 31887837), (9, 17715465), (15, 10629279), (27, 5905155), (45, 3543093), (81, 1968385), (135, 1181031), (405, 393677)]