81326511

素因数分解:

$3^6\times 7^1\times {\mathrm{15937}}^1$

素因数の和:15962

約数の個数: 28

約数和(自身を含む): 139361872

約数和(自身を除く): 58035361

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 15937, 47811, 111559, 143433, 334677, 430299, 1004031, 1290897, 3012093, 3872691, 9036279, 11618073, 27108837, 81326511]

約数ペア:

[(1, 81326511), (3, 27108837), (7, 11618073), (9, 9036279), (21, 3872691), (27, 3012093), (63, 1290897), (81, 1004031), (189, 430299), (243, 334677), (567, 143433), (729, 111559), (1701, 47811), (5103, 15937)]