287898961

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{9341}}^1$

素因数の和:9409

約数の個数: 24

約数和(自身を含む): 364225896

約数和(自身を除く): 76326935

約数列:

[1, 7, 17, 37, 49, 119, 259, 629, 833, 1813, 4403, 9341, 30821, 65387, 158797, 345617, 457709, 1111579, 2419319, 5875489, 7781053, 16935233, 41128423, 287898961]

約数ペア:

[(1, 287898961), (7, 41128423), (17, 16935233), (37, 7781053), (49, 5875489), (119, 2419319), (259, 1111579), (629, 457709), (833, 345617), (1813, 158797), (4403, 65387), (9341, 30821)]