2809156

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2447}}^1$

素因数の和:2499

約数の個数: 24

約数和(自身を含む): 5757696

約数和(自身を除く): 2948540

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 2447, 4894, 9788, 17129, 34258, 68516, 100327, 200654, 401308, 702289, 1404578, 2809156]

約数ペア:

[(1, 2809156), (2, 1404578), (4, 702289), (7, 401308), (14, 200654), (28, 100327), (41, 68516), (82, 34258), (164, 17129), (287, 9788), (574, 4894), (1148, 2447)]