49389489

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 72607392

約数和(自身を除く): 23217903

約数列:

[1, 3, 9, 131, 163, 257, 393, 489, 771, 1179, 1467, 2313, 21353, 33667, 41891, 64059, 101001, 125673, 192177, 303003, 377019, 5487721, 16463163, 49389489]

約数ペア:

[(1, 49389489), (3, 16463163), (9, 5487721), (131, 377019), (163, 303003), (257, 192177), (393, 125673), (489, 101001), (771, 64059), (1179, 41891), (1467, 33667), (2313, 21353)]