30681621

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{463}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 45843200

約数和(自身を除く): 15161579

約数列:

[1, 3, 9, 37, 111, 199, 333, 463, 597, 1389, 1791, 4167, 7363, 17131, 22089, 51393, 66267, 92137, 154179, 276411, 829233, 3409069, 10227207, 30681621]

約数ペア:

[(1, 30681621), (3, 10227207), (9, 3409069), (37, 829233), (111, 276411), (199, 154179), (333, 92137), (463, 66267), (597, 51393), (1389, 22089), (1791, 17131), (4167, 7363)]