210867309

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{168559}}^1$

素因数の和:168704

約数の個数: 12

約数和(自身を含む): 306779200

約数和(自身を除く): 95911891

約数列:

[1, 3, 9, 139, 417, 1251, 168559, 505677, 1517031, 23429701, 70289103, 210867309]

約数ペア:

[(1, 210867309), (3, 70289103), (9, 23429701), (139, 1517031), (417, 505677), (1251, 168559)]