509491953

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{19447}}^1$

素因数の和:19565

約数の個数: 24

約数和(自身を含む): 764539776

約数和(自身を除く): 255047823

約数列:

[1, 3, 9, 41, 71, 123, 213, 369, 639, 2911, 8733, 19447, 26199, 58341, 175023, 797327, 1380737, 2391981, 4142211, 7175943, 12426633, 56610217, 169830651, 509491953]

約数ペア:

[(1, 509491953), (3, 169830651), (9, 56610217), (41, 12426633), (71, 7175943), (123, 4142211), (213, 2391981), (369, 1380737), (639, 797327), (2911, 175023), (8733, 58341), (19447, 26199)]