199679909

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{82139}}^1$

素因数の和:82180

約数の個数: 16

約数和(自身を含む): 248391360

約数和(自身を除く): 48711451

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 82139, 903529, 1067807, 1396363, 11745877, 15359993, 18152719, 199679909]

約数ペア:

[(1, 199679909), (11, 18152719), (13, 15359993), (17, 11745877), (143, 1396363), (187, 1067807), (221, 903529), (2431, 82139)]