2905854

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1609}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 6800640

約数和(自身を除く): 3894786

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1609, 1806, 3218, 4827, 9654, 11263, 22526, 33789, 67578, 69187, 138374, 207561, 415122, 484309, 968618, 1452927, 2905854]

約数ペア:

[(1, 2905854), (2, 1452927), (3, 968618), (6, 484309), (7, 415122), (14, 207561), (21, 138374), (42, 69187), (43, 67578), (86, 33789), (129, 22526), (258, 11263), (301, 9654), (602, 4827), (903, 3218), (1609, 1806)]