30485889

素因数分解:

$3^4\times 7^2\times {\mathrm{7681}}^1$

素因数の和:7707

約数の個数: 30

約数和(自身を含む): 52982754

約数和(自身を除く): 22496865

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 7681, 23043, 53767, 69129, 161301, 207387, 376369, 483903, 622161, 1129107, 1451709, 3387321, 4355127, 10161963, 30485889]

約数ペア:

[(1, 30485889), (3, 10161963), (7, 4355127), (9, 3387321), (21, 1451709), (27, 1129107), (49, 622161), (63, 483903), (81, 376369), (147, 207387), (189, 161301), (441, 69129), (567, 53767), (1323, 23043), (3969, 7681)]