28877886478

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{212453}}^1$

素因数の和:212561

約数の個数: 48

約数和(自身を含む): 53767858320

約数和(自身を除く): 24889971842

約数列:

[1, 2, 7, 14, 19, 38, 49, 73, 98, 133, 146, 266, 511, 931, 1022, 1387, 1862, 2774, 3577, 7154, 9709, 19418, 67963, 135926, 212453, 424906, 1487171, 2974342, 4036607, 8073214, 10410197, 15509069, 20820394, 28256249, 31018138, 56512498, 108563483, 197793743, 217126966, 294672311, 395587486, 589344622, 759944381, 1519888762, 2062706177, 4125412354, 14438943239, 28877886478]

約数ペア:

[(1, 28877886478), (2, 14438943239), (7, 4125412354), (14, 2062706177), (19, 1519888762), (38, 759944381), (49, 589344622), (73, 395587486), (98, 294672311), (133, 217126966), (146, 197793743), (266, 108563483), (511, 56512498), (931, 31018138), (1022, 28256249), (1387, 20820394), (1862, 15509069), (2774, 10410197), (3577, 8073214), (7154, 4036607), (9709, 2974342), (19418, 1487171), (67963, 424906), (135926, 212453)]