219399507

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{11909}}^1$

素因数の和:12027

約数の個数: 24

約数和(自身を含む): 334432800

約数和(自身を除く): 115033293

約数列:

[1, 3, 9, 23, 69, 89, 207, 267, 801, 2047, 6141, 11909, 18423, 35727, 107181, 273907, 821721, 1059901, 2465163, 3179703, 9539109, 24377723, 73133169, 219399507]

約数ペア:

[(1, 219399507), (3, 73133169), (9, 24377723), (23, 9539109), (69, 3179703), (89, 2465163), (207, 1059901), (267, 821721), (801, 273907), (2047, 107181), (6141, 35727), (11909, 18423)]