81749892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{973213}}^1$

素因数の和:973227

約数の個数: 24

約数和(自身を含む): 217999936

約数和(自身を除く): 136250044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 973213, 1946426, 2919639, 3892852, 5839278, 6812491, 11678556, 13624982, 20437473, 27249964, 40874946, 81749892]

約数ペア:

[(1, 81749892), (2, 40874946), (3, 27249964), (4, 20437473), (6, 13624982), (7, 11678556), (12, 6812491), (14, 5839278), (21, 3892852), (28, 2919639), (42, 1946426), (84, 973213)]