778189437

素因数分解:

$3^4\times {\mathrm{1567}}^1\times {\mathrm{6131}}^1$

素因数の和:7710

約数の個数: 20

約数和(自身を含む): 1163412096

約数和(自身を除く): 385222659

約数列:

[1, 3, 9, 27, 81, 1567, 4701, 6131, 14103, 18393, 42309, 55179, 126927, 165537, 496611, 9607277, 28821831, 86465493, 259396479, 778189437]

約数ペア:

[(1, 778189437), (3, 259396479), (9, 86465493), (27, 28821831), (81, 9607277), (1567, 496611), (4701, 165537), (6131, 126927), (14103, 55179), (18393, 42309)]