165156721

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{5323}}^1$

素因数の和:5436

約数の個数: 16

約数和(自身を含む): 183997440

約数和(自身を除く): 18840719

約数列:

[1, 19, 23, 71, 437, 1349, 1633, 5323, 31027, 101137, 122429, 377933, 2326151, 7180727, 8692459, 165156721]

約数ペア:

[(1, 165156721), (19, 8692459), (23, 7180727), (71, 2326151), (437, 377933), (1349, 122429), (1633, 101137), (5323, 31027)]