31922667

素因数分解:

$3^5\times 7^3\times {\mathrm{383}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 55910400

約数和(自身を除く): 23987733

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 343, 383, 441, 567, 1029, 1149, 1323, 1701, 2681, 3087, 3447, 3969, 8043, 9261, 10341, 11907, 18767, 24129, 27783, 31023, 56301, 72387, 83349, 93069, 131369, 168903, 217161, 394107, 506709, 651483, 1182321, 1520127, 3546963, 4560381, 10640889, 31922667]

約数ペア:

[(1, 31922667), (3, 10640889), (7, 4560381), (9, 3546963), (21, 1520127), (27, 1182321), (49, 651483), (63, 506709), (81, 394107), (147, 217161), (189, 168903), (243, 131369), (343, 93069), (383, 83349), (441, 72387), (567, 56301), (1029, 31023), (1149, 27783), (1323, 24129), (1701, 18767), (2681, 11907), (3087, 10341), (3447, 9261), (3969, 8043)]