26781597

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{1567}}^1$

素因数の和:1790

約数の個数: 20

約数和(自身を含む): 40222336

約数和(自身を除く): 13440739

約数列:

[1, 3, 9, 27, 81, 211, 633, 1567, 1899, 4701, 5697, 14103, 17091, 42309, 126927, 330637, 991911, 2975733, 8927199, 26781597]

約数ペア:

[(1, 26781597), (3, 8927199), (9, 2975733), (27, 991911), (81, 330637), (211, 126927), (633, 42309), (1567, 17091), (1899, 14103), (4701, 5697)]