13393521

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 20442240

約数和(自身を除く): 7048719

約数列:

[1, 3, 9, 23, 69, 89, 207, 267, 727, 801, 2047, 2181, 6141, 6543, 16721, 18423, 50163, 64703, 150489, 194109, 582327, 1488169, 4464507, 13393521]

約数ペア:

[(1, 13393521), (3, 4464507), (9, 1488169), (23, 582327), (69, 194109), (89, 150489), (207, 64703), (267, 50163), (727, 18423), (801, 16721), (2047, 6543), (2181, 6141)]