9966789

素因数分解:

$3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{563}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 16540992

約数和(自身を除く): 6574203

約数列:

[1, 3, 7, 9, 21, 63, 281, 563, 843, 1689, 1967, 2529, 3941, 5067, 5901, 11823, 17703, 35469, 158203, 474609, 1107421, 1423827, 3322263, 9966789]

約数ペア:

[(1, 9966789), (3, 3322263), (7, 1423827), (9, 1107421), (21, 474609), (63, 158203), (281, 35469), (563, 17703), (843, 11823), (1689, 5901), (1967, 5067), (2529, 3941)]