218865361

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{90031}}^1$

素因数の和:90072

約数の個数: 16

約数和(自身を含む): 272256768

約数和(自身を除く): 53391407

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 90031, 990341, 1170403, 1530527, 12874433, 16835797, 19896851, 218865361]

約数ペア:

[(1, 218865361), (11, 19896851), (13, 16835797), (17, 12874433), (143, 1530527), (187, 1170403), (221, 990341), (2431, 90031)]