2647953

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3821}}^1$

素因数の和:3845

約数の個数: 24

約数和(自身を含む): 4769856

約数和(自身を除く): 2121903

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 3821, 11463, 26747, 34389, 42031, 80241, 126093, 240723, 294217, 378279, 882651, 2647953]

約数ペア:

[(1, 2647953), (3, 882651), (7, 378279), (9, 294217), (11, 240723), (21, 126093), (33, 80241), (63, 42031), (77, 34389), (99, 26747), (231, 11463), (693, 3821)]