1766706921

素因数分解:

$3^2\times 7^1\times {\mathrm{28042967}}^1$

素因数の和:28042980

約数の個数: 12

約数和(自身を含む): 2916468672

約数和(自身を除く): 1149761751

約数列:

[1, 3, 7, 9, 21, 63, 28042967, 84128901, 196300769, 252386703, 588902307, 1766706921]

約数ペア:

[(1, 1766706921), (3, 588902307), (7, 252386703), (9, 196300769), (21, 84128901), (63, 28042967)]