1811381

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:316

約数の個数: 16

約数和(自身を含む): 2177280

約数和(自身を除く): 365899

約数列:

[1, 11, 13, 53, 143, 239, 583, 689, 2629, 3107, 7579, 12667, 34177, 139337, 164671, 1811381]

約数ペア:

[(1, 1811381), (11, 164671), (13, 139337), (53, 34177), (143, 12667), (239, 7579), (583, 3107), (689, 2629)]