81810916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{17377}}^1$

素因数の和:17499

約数の個数: 24

約数和(自身を含む): 157653216

約数和(自身を除く): 75842300

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4708, 17377, 34754, 69508, 191147, 382294, 764588, 1859339, 3718678, 7437356, 20452729, 40905458, 81810916]

約数ペア:

[(1, 81810916), (2, 40905458), (4, 20452729), (11, 7437356), (22, 3718678), (44, 1859339), (107, 764588), (214, 382294), (428, 191147), (1177, 69508), (2354, 34754), (4708, 17377)]