4399406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{643}}^1$

素因数の和:967

約数の個数: 16

約数和(自身を含む): 7233408

約数和(自身を除く): 2834002

約数列:

[1, 2, 11, 22, 311, 622, 643, 1286, 3421, 6842, 7073, 14146, 199973, 399946, 2199703, 4399406]

約数ペア:

[(1, 4399406), (2, 2199703), (11, 399946), (22, 199973), (311, 14146), (622, 7073), (643, 6842), (1286, 3421)]