17692479

素因数分解:

$3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 31299840

約数和(自身を除く): 13607361

約数列:

[1, 3, 7, 9, 21, 27, 43, 49, 63, 129, 147, 189, 301, 311, 387, 441, 903, 933, 1161, 1323, 2107, 2177, 2709, 2799, 6321, 6531, 8127, 8397, 13373, 15239, 18963, 19593, 40119, 45717, 56889, 58779, 93611, 120357, 137151, 280833, 361071, 411453, 655277, 842499, 1965831, 2527497, 5897493, 17692479]

約数ペア:

[(1, 17692479), (3, 5897493), (7, 2527497), (9, 1965831), (21, 842499), (27, 655277), (43, 411453), (49, 361071), (63, 280833), (129, 137151), (147, 120357), (189, 93611), (301, 58779), (311, 56889), (387, 45717), (441, 40119), (903, 19593), (933, 18963), (1161, 15239), (1323, 13373), (2107, 8397), (2177, 8127), (2709, 6531), (2799, 6321)]