206816391

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{12647}}^1$

素因数の和:12755

約数の個数: 24

約数和(自身を含む): 315694080

約数和(自身を除く): 108877689

約数列:

[1, 3, 9, 23, 69, 79, 207, 237, 711, 1817, 5451, 12647, 16353, 37941, 113823, 290881, 872643, 999113, 2617929, 2997339, 8992017, 22979599, 68938797, 206816391]

約数ペア:

[(1, 206816391), (3, 68938797), (9, 22979599), (23, 8992017), (69, 2997339), (79, 2617929), (207, 999113), (237, 872643), (711, 290881), (1817, 113823), (5451, 37941), (12647, 16353)]