2231313

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 3551328

約数和(自身を除く): 1320015

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 353, 903, 1059, 2107, 2471, 6321, 7413, 15179, 17297, 45537, 51891, 106253, 318759, 743771, 2231313]

約数ペア:

[(1, 2231313), (3, 743771), (7, 318759), (21, 106253), (43, 51891), (49, 45537), (129, 17297), (147, 15179), (301, 7413), (353, 6321), (903, 2471), (1059, 2107)]