247319703

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{213023}}^1$

素因数の和:213075

約数の個数: 16

約数和(自身を含む): 374922240

約数和(自身を除く): 127602537

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 213023, 639069, 1917207, 5751621, 9159989, 27479967, 82439901, 247319703]

約数ペア:

[(1, 247319703), (3, 82439901), (9, 27479967), (27, 9159989), (43, 5751621), (129, 1917207), (387, 639069), (1161, 213023)]