2840866

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1549}}^1$

素因数の和:1689

約数の個数: 16

約数和(自身を含む): 4910400

約数和(自身を除く): 2069534

約数列:

[1, 2, 7, 14, 131, 262, 917, 1549, 1834, 3098, 10843, 21686, 202919, 405838, 1420433, 2840866]

約数ペア:

[(1, 2840866), (2, 1420433), (7, 405838), (14, 202919), (131, 21686), (262, 10843), (917, 3098), (1549, 1834)]