42056847

素因数分解:

$3^3\times 7^2\times {\mathrm{83}}^1\times {\mathrm{383}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 73543680

約数和(自身を除く): 31486833

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 83, 147, 189, 249, 383, 441, 581, 747, 1149, 1323, 1743, 2241, 2681, 3447, 4067, 5229, 8043, 10341, 12201, 15687, 18767, 24129, 31789, 36603, 56301, 72387, 95367, 109809, 168903, 222523, 286101, 506709, 667569, 858303, 1557661, 2002707, 4672983, 6008121, 14018949, 42056847]

約数ペア:

[(1, 42056847), (3, 14018949), (7, 6008121), (9, 4672983), (21, 2002707), (27, 1557661), (49, 858303), (63, 667569), (83, 506709), (147, 286101), (189, 222523), (249, 168903), (383, 109809), (441, 95367), (581, 72387), (747, 56301), (1149, 36603), (1323, 31789), (1743, 24129), (2241, 18767), (2681, 15687), (3447, 12201), (4067, 10341), (5229, 8043)]