28018217806

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{78893}}^1$

素因数の和:79068

約数の個数: 32

約数和(自身を含む): 44375034816

約数和(自身を除く): 16356817010

約数列:

[1, 2, 41, 61, 71, 82, 122, 142, 2501, 2911, 4331, 5002, 5822, 8662, 78893, 157786, 177571, 355142, 3234613, 4812473, 5601403, 6469226, 9624946, 11202806, 197311393, 229657523, 341685583, 394622786, 459315046, 683371166, 14009108903, 28018217806]

約数ペア:

[(1, 28018217806), (2, 14009108903), (41, 683371166), (61, 459315046), (71, 394622786), (82, 341685583), (122, 229657523), (142, 197311393), (2501, 11202806), (2911, 9624946), (4331, 6469226), (5002, 5601403), (5822, 4812473), (8662, 3234613), (78893, 355142), (157786, 177571)]