12457816

素因数分解:

$2^3\times 7^1\times {\mathrm{222461}}^1$

素因数の和:222474

約数の個数: 16

約数和(自身を含む): 26695440

約数和(自身を除く): 14237624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 222461, 444922, 889844, 1557227, 1779688, 3114454, 6228908, 12457816]

約数ペア:

[(1, 12457816), (2, 6228908), (4, 3114454), (7, 1779688), (8, 1557227), (14, 889844), (28, 444922), (56, 222461)]