221346963

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{1663}}^1$

素因数の和:2335

約数の個数: 24

約数和(自身を含む): 334344192

約数和(自身を除く): 112997229

約数列:

[1, 3, 9, 23, 69, 207, 643, 1663, 1929, 4989, 5787, 14789, 14967, 38249, 44367, 114747, 133101, 344241, 1069309, 3207927, 9623781, 24594107, 73782321, 221346963]

約数ペア:

[(1, 221346963), (3, 73782321), (9, 24594107), (23, 9623781), (69, 3207927), (207, 1069309), (643, 344241), (1663, 133101), (1929, 114747), (4989, 44367), (5787, 38249), (14789, 14967)]