239867865

素因数分解:

$3^3\times 5^1\times {\mathrm{853}}^1\times {\mathrm{2083}}^1$

素因数の和:2950

約数の個数: 32

約数和(自身を含む): 427136640

約数和(自身を除く): 187268775

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 853, 2083, 2559, 4265, 6249, 7677, 10415, 12795, 18747, 23031, 31245, 38385, 56241, 93735, 115155, 281205, 1776799, 5330397, 8883995, 15991191, 26651985, 47973573, 79955955, 239867865]

約数ペア:

[(1, 239867865), (3, 79955955), (5, 47973573), (9, 26651985), (15, 15991191), (27, 8883995), (45, 5330397), (135, 1776799), (853, 281205), (2083, 115155), (2559, 93735), (4265, 56241), (6249, 38385), (7677, 31245), (10415, 23031), (12795, 18747)]