258996951

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{2903}}^1$

素因数の和:3363

約数の個数: 24

約数和(自身を含む): 391412736

約数和(自身を除く): 132415785

約数列:

[1, 3, 9, 23, 69, 207, 431, 1293, 2903, 3879, 8709, 9913, 26127, 29739, 66769, 89217, 200307, 600921, 1251193, 3753579, 11260737, 28777439, 86332317, 258996951]

約数ペア:

[(1, 258996951), (3, 86332317), (9, 28777439), (23, 11260737), (69, 3753579), (207, 1251193), (431, 600921), (1293, 200307), (2903, 89217), (3879, 66769), (8709, 29739), (9913, 26127)]