128946321

素因数分解:

$3^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{4273}}^1$

素因数の和:4765

約数の個数: 24

約数和(自身を含む): 213358080

約数和(自身を除く): 84411759

約数列:

[1, 3, 7, 9, 21, 63, 479, 1437, 3353, 4273, 4311, 10059, 12819, 29911, 30177, 38457, 89733, 269199, 2046767, 6140301, 14327369, 18420903, 42982107, 128946321]

約数ペア:

[(1, 128946321), (3, 42982107), (7, 18420903), (9, 14327369), (21, 6140301), (63, 2046767), (479, 269199), (1437, 89733), (3353, 38457), (4273, 30177), (4311, 29911), (10059, 12819)]