27990211

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:678

約数の個数: 16

約数和(自身を含む): 31428000

約数和(自身を除く): 3437789

約数列:

[1, 17, 19, 193, 323, 449, 3281, 3667, 7633, 8531, 62339, 86657, 145027, 1473169, 1646483, 27990211]

約数ペア:

[(1, 27990211), (17, 1646483), (19, 1473169), (193, 145027), (323, 86657), (449, 62339), (3281, 8531), (3667, 7633)]