347942781

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{21277}}^1$

素因数の和:21385

約数の個数: 24

約数和(自身を含む): 531098880

約数和(自身を除く): 183156099

約数列:

[1, 3, 9, 23, 69, 79, 207, 237, 711, 1817, 5451, 16353, 21277, 63831, 191493, 489371, 1468113, 1680883, 4404339, 5042649, 15127947, 38660309, 115980927, 347942781]

約数ペア:

[(1, 347942781), (3, 115980927), (9, 38660309), (23, 15127947), (69, 5042649), (79, 4404339), (207, 1680883), (237, 1468113), (711, 489371), (1817, 191493), (5451, 63831), (16353, 21277)]