2813916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 7589120

約数和(自身を除く): 4775204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 241, 278, 417, 482, 556, 723, 834, 964, 973, 1446, 1668, 1687, 1946, 2892, 2919, 3374, 3892, 5061, 5838, 6748, 10122, 11676, 20244, 33499, 66998, 100497, 133996, 200994, 234493, 401988, 468986, 703479, 937972, 1406958, 2813916]

約数ペア:

[(1, 2813916), (2, 1406958), (3, 937972), (4, 703479), (6, 468986), (7, 401988), (12, 234493), (14, 200994), (21, 133996), (28, 100497), (42, 66998), (84, 33499), (139, 20244), (241, 11676), (278, 10122), (417, 6748), (482, 5838), (556, 5061), (723, 3892), (834, 3374), (964, 2919), (973, 2892), (1446, 1946), (1668, 1687)]