210257894

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1365311}}^1$

素因数の和:1365331

約数の個数: 16

約数和(自身を含む): 393209856

約数和(自身を除く): 182951962

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1365311, 2730622, 9557177, 15018421, 19114354, 30036842, 105128947, 210257894]

約数ペア:

[(1, 210257894), (2, 105128947), (7, 30036842), (11, 19114354), (14, 15018421), (22, 9557177), (77, 2730622), (154, 1365311)]