866815534081

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1531}}^1\times {\mathrm{10979}}^1$

素因数の和:12709

約数の個数: 32

約数和(自身を含む): 1017355852800

約数和(自身を除く): 150540318719

約数列:

[1, 7, 53, 139, 371, 973, 1531, 7367, 10717, 10979, 51569, 76853, 81143, 212809, 568001, 581887, 1489663, 1526081, 4073209, 10682567, 11278877, 16808849, 78952139, 80882293, 117661943, 566176051, 890868997, 2336430011, 6236082979, 16355010077, 123830790583, 866815534081]

約数ペア:

[(1, 866815534081), (7, 123830790583), (53, 16355010077), (139, 6236082979), (371, 2336430011), (973, 890868997), (1531, 566176051), (7367, 117661943), (10717, 80882293), (10979, 78952139), (51569, 16808849), (76853, 11278877), (81143, 10682567), (212809, 4073209), (568001, 1526081), (581887, 1489663)]