655801029

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{622793}}^1$

素因数の和:622818

約数の個数: 20

約数和(自身を含む): 1055013036

約数和(自身を除く): 399212007

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 622793, 1868379, 5605137, 8096309, 16815411, 24288927, 50446233, 72866781, 218600343, 655801029]

約数ペア:

[(1, 655801029), (3, 218600343), (9, 72866781), (13, 50446233), (27, 24288927), (39, 16815411), (81, 8096309), (117, 5605137), (351, 1868379), (1053, 622793)]