557997

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 835392

約数和(自身を除く): 277395

約数列:

[1, 3, 11, 33, 37, 111, 407, 457, 1221, 1371, 5027, 15081, 16909, 50727, 185999, 557997]

約数ペア:

[(1, 557997), (3, 185999), (11, 50727), (33, 16909), (37, 15081), (111, 5027), (407, 1371), (457, 1221)]