2456909

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:82

約数の個数: 32

約数和(自身を含む): 3360000

約数和(自身を除く): 903091

約数列:

[1, 7, 13, 19, 29, 49, 91, 133, 203, 247, 343, 377, 551, 637, 931, 1421, 1729, 2639, 3857, 4459, 6517, 7163, 9947, 12103, 18473, 26999, 50141, 84721, 129311, 188993, 350987, 2456909]

約数ペア:

[(1, 2456909), (7, 350987), (13, 188993), (19, 129311), (29, 84721), (49, 50141), (91, 26999), (133, 18473), (203, 12103), (247, 9947), (343, 7163), (377, 6517), (551, 4459), (637, 3857), (931, 2639), (1421, 1729)]