128369853

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{17041}}^1$

素因数の和:17087

約数の個数: 24

約数和(自身を含む): 198505216

約数和(自身を除く): 70135363

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 837, 2511, 7533, 17041, 51123, 153369, 460107, 528271, 1380321, 1584813, 4140963, 4754439, 14263317, 42789951, 128369853]

約数ペア:

[(1, 128369853), (3, 42789951), (9, 14263317), (27, 4754439), (31, 4140963), (81, 1584813), (93, 1380321), (243, 528271), (279, 460107), (837, 153369), (2511, 51123), (7533, 17041)]