2499147

素因数分解:

$3^3\times 7^2\times {\mathrm{1889}}^1$

素因数の和:1912

約数の個数: 24

約数和(自身を含む): 4309200

約数和(自身を除く): 1810053

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 1889, 5667, 13223, 17001, 39669, 51003, 92561, 119007, 277683, 357021, 833049, 2499147]

約数ペア:

[(1, 2499147), (3, 833049), (7, 357021), (9, 277683), (21, 119007), (27, 92561), (49, 51003), (63, 39669), (147, 17001), (189, 13223), (441, 5667), (1323, 1889)]