328268493

素因数分解:

$3^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{2473}}^1$

素因数の和:2543

約数の個数: 48

約数和(自身を含む): 566051200

約数和(自身を除く): 237782707

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 343, 387, 441, 903, 1029, 2107, 2473, 2709, 3087, 6321, 7419, 14749, 17311, 18963, 22257, 44247, 51933, 106339, 121177, 132741, 155799, 319017, 363531, 744373, 848239, 957051, 1090593, 2233119, 2544717, 5210611, 6699357, 7634151, 15631833, 36474277, 46895499, 109422831, 328268493]

約数ペア:

[(1, 328268493), (3, 109422831), (7, 46895499), (9, 36474277), (21, 15631833), (43, 7634151), (49, 6699357), (63, 5210611), (129, 2544717), (147, 2233119), (301, 1090593), (343, 957051), (387, 848239), (441, 744373), (903, 363531), (1029, 319017), (2107, 155799), (2473, 132741), (2709, 121177), (3087, 106339), (6321, 51933), (7419, 44247), (14749, 22257), (17311, 18963)]