421990204

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{36241}}^1$

素因数の和:36357

約数の個数: 24

約数和(自身を含む): 767170656

約数和(自身を除く): 345180452

約数列:

[1, 2, 4, 41, 71, 82, 142, 164, 284, 2911, 5822, 11644, 36241, 72482, 144964, 1485881, 2573111, 2971762, 5146222, 5943524, 10292444, 105497551, 210995102, 421990204]

約数ペア:

[(1, 421990204), (2, 210995102), (4, 105497551), (41, 10292444), (71, 5943524), (82, 5146222), (142, 2971762), (164, 2573111), (284, 1485881), (2911, 144964), (5822, 72482), (11644, 36241)]