86990683

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20717}}^1$

素因数の和:20766

約数の個数: 16

約数和(自身を含む): 104418720

約数和(自身を除く): 17428037

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 20717, 269321, 352189, 393623, 4578457, 5117099, 6691591, 86990683]

約数ペア:

[(1, 86990683), (13, 6691591), (17, 5117099), (19, 4578457), (221, 393623), (247, 352189), (323, 269321), (4199, 20717)]