181880343

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2687}}^1$

素因数の和:2828

約数の個数: 32

約数和(自身を含む): 283852800

約数和(自身を除く): 101972457

約数列:

[1, 3, 9, 23, 27, 69, 109, 207, 327, 621, 981, 2507, 2687, 2943, 7521, 8061, 22563, 24183, 61801, 67689, 72549, 185403, 292883, 556209, 878649, 1668627, 2635947, 6736309, 7907841, 20208927, 60626781, 181880343]

約数ペア:

[(1, 181880343), (3, 60626781), (9, 20208927), (23, 7907841), (27, 6736309), (69, 2635947), (109, 1668627), (207, 878649), (327, 556209), (621, 292883), (981, 185403), (2507, 72549), (2687, 67689), (2943, 61801), (7521, 24183), (8061, 22563)]