856721776

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{86783}}^1$

素因数の和:87408

約数の個数: 20

約数和(自身を含む): 1662607872

約数和(自身を除く): 805886096

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 9872, 86783, 173566, 347132, 694264, 1388528, 53545111, 107090222, 214180444, 428360888, 856721776]

約数ペア:

[(1, 856721776), (2, 428360888), (4, 214180444), (8, 107090222), (16, 53545111), (617, 1388528), (1234, 694264), (2468, 347132), (4936, 173566), (9872, 86783)]