217870169

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^2$

素因数の和:2072

約数の個数: 12

約数和(自身を含む): 250431120

約数和(自身を除く): 32560951

約数列:

[1, 11, 19, 209, 1021, 11231, 19399, 213389, 1042441, 11466851, 19806379, 217870169]

約数ペア:

[(1, 217870169), (11, 19806379), (19, 11466851), (209, 1042441), (1021, 213389), (11231, 19399)]