166399519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{68449}}^1$

素因数の和:68490

約数の個数: 16

約数和(自身を含む): 206992800

約数和(自身を除く): 40593281

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 68449, 752939, 889837, 1163633, 9788207, 12799963, 15127229, 166399519]

約数ペア:

[(1, 166399519), (11, 15127229), (13, 12799963), (17, 9788207), (143, 1163633), (187, 889837), (221, 752939), (2431, 68449)]