28694169

素因数分解:

$3^6\times 7^1\times {\mathrm{5623}}^1$

素因数の和:5648

約数の個数: 28

約数和(自身を含む): 49176256

約数和(自身を除く): 20482087

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 5623, 16869, 39361, 50607, 118083, 151821, 354249, 455463, 1062747, 1366389, 3188241, 4099167, 9564723, 28694169]

約数ペア:

[(1, 28694169), (3, 9564723), (7, 4099167), (9, 3188241), (21, 1366389), (27, 1062747), (63, 455463), (81, 354249), (189, 151821), (243, 118083), (567, 50607), (729, 39361), (1701, 16869), (5103, 5623)]