87569199

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{3187}}^1$

素因数の和:3307

約数の個数: 24

約数和(自身を含む): 131294592

約数和(自身を除く): 43725393

約数列:

[1, 3, 9, 43, 71, 129, 213, 387, 639, 3053, 3187, 9159, 9561, 27477, 28683, 137041, 226277, 411123, 678831, 1233369, 2036493, 9729911, 29189733, 87569199]

約数ペア:

[(1, 87569199), (3, 29189733), (9, 9729911), (43, 2036493), (71, 1233369), (129, 678831), (213, 411123), (387, 226277), (639, 137041), (3053, 28683), (3187, 27477), (9159, 9561)]