4281561.00000000

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 52641792

約数和(自身を除く): 25802798

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 67, 71, 91, 134, 142, 182, 217, 403, 434, 469, 497, 806, 871, 923, 938, 994, 1742, 1846, 2077, 2201, 2821, 4154, 4402, 4757, 5642, 6097, 6461, 9514, 12194, 12922, 14539, 15407, 27001, 28613, 29078, 30814, 33299, 54002, 57226, 61841, 66598, 123682, 147467, 189007, 200291, 294934, 378014, 400582, 432887, 865774, 1032269, 1917071, 2064538, 3834142, 13419497, 26838994]

約数ペア:

[(1, 26838994), (2, 13419497), (7, 3834142), (13, 2064538), (14, 1917071), (26, 1032269), (31, 865774), (62, 432887), (67, 400582), (71, 378014), (91, 294934), (134, 200291), (142, 189007), (182, 147467), (217, 123682), (403, 66598), (434, 61841), (469, 57226), (497, 54002), (806, 33299), (871, 30814), (923, 29078), (938, 28613), (994, 27001), (1742, 15407), (1846, 14539), (2077, 12922), (2201, 12194), (2821, 9514), (4154, 6461), (4402, 6097), (4757, 5642)]