10640889

素因数分解:

$3^4\times 7^3\times {\mathrm{383}}^1$

素因数の和:416

約数の個数: 40

約数和(自身を含む): 18585600

約数和(自身を除く): 7944711

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 383, 441, 567, 1029, 1149, 1323, 2681, 3087, 3447, 3969, 8043, 9261, 10341, 18767, 24129, 27783, 31023, 56301, 72387, 131369, 168903, 217161, 394107, 506709, 1182321, 1520127, 3546963, 10640889]

約数ペア:

[(1, 10640889), (3, 3546963), (7, 1520127), (9, 1182321), (21, 506709), (27, 394107), (49, 217161), (63, 168903), (81, 131369), (147, 72387), (189, 56301), (343, 31023), (383, 27783), (441, 24129), (567, 18767), (1029, 10341), (1149, 9261), (1323, 8043), (2681, 3969), (3087, 3447)]