28002976

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:533

約数の個数: 48

約数和(自身を含む): 57746304

約数和(自身を除く): 29743328

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 86, 94, 172, 188, 344, 376, 433, 688, 752, 866, 1376, 1504, 1732, 2021, 3464, 4042, 6928, 8084, 13856, 16168, 18619, 20351, 32336, 37238, 40702, 64672, 74476, 81404, 148952, 162808, 297904, 325616, 595808, 651232, 875093, 1750186, 3500372, 7000744, 14001488, 28002976]

約数ペア:

[(1, 28002976), (2, 14001488), (4, 7000744), (8, 3500372), (16, 1750186), (32, 875093), (43, 651232), (47, 595808), (86, 325616), (94, 297904), (172, 162808), (188, 148952), (344, 81404), (376, 74476), (433, 64672), (688, 40702), (752, 37238), (866, 32336), (1376, 20351), (1504, 18619), (1732, 16168), (2021, 13856), (3464, 8084), (4042, 6928)]