28490042

素因数分解:

$2^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{2903}}^1$

素因数の和:3613

約数の個数: 16

約数和(自身を含む): 48926592

約数和(自身を除く): 20436550

約数列:

[1, 2, 7, 14, 701, 1402, 2903, 4907, 5806, 9814, 20321, 40642, 2035003, 4070006, 14245021, 28490042]

約数ペア:

[(1, 28490042), (2, 14245021), (7, 4070006), (14, 2035003), (701, 40642), (1402, 20321), (2903, 9814), (4907, 5806)]