81193005

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{14207}}^1$

素因数の和:14345

約数の個数: 24

約数和(自身を含む): 141852672

約数和(自身を除く): 60659667

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 5715, 14207, 42621, 71035, 127863, 213105, 639315, 1804289, 5412867, 9021445, 16238601, 27064335, 81193005]

約数ペア:

[(1, 81193005), (3, 27064335), (5, 16238601), (9, 9021445), (15, 5412867), (45, 1804289), (127, 639315), (381, 213105), (635, 127863), (1143, 71035), (1905, 42621), (5715, 14207)]