78347781

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{1277}}^1$

素因数の和:1701

約数の個数: 24

約数和(自身を含む): 120218904

約数和(自身を除く): 41871123

約数列:

[1, 3, 9, 17, 51, 153, 401, 1203, 1277, 3609, 3831, 6817, 11493, 20451, 21709, 61353, 65127, 195381, 512077, 1536231, 4608693, 8705309, 26115927, 78347781]

約数ペア:

[(1, 78347781), (3, 26115927), (9, 8705309), (17, 4608693), (51, 1536231), (153, 512077), (401, 195381), (1203, 65127), (1277, 61353), (3609, 21709), (3831, 20451), (6817, 11493)]