2678819

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{131}}^1$

素因数の和:179

約数の個数: 18

約数和(自身を含む): 3212748

約数和(自身を除く): 533929

約数列:

[1, 11, 13, 121, 131, 143, 169, 1441, 1573, 1703, 1859, 15851, 18733, 20449, 22139, 206063, 243529, 2678819]

約数ペア:

[(1, 2678819), (11, 243529), (13, 206063), (121, 22139), (131, 20449), (143, 18733), (169, 15851), (1441, 1859), (1573, 1703)]