85455891

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{9679}}^1$

素因数の和:9800

約数の個数: 20

約数和(自身を含む): 128840800

約数和(自身を除く): 43384909

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 9679, 29037, 87111, 261333, 783999, 1055011, 3165033, 9495099, 28485297, 85455891]

約数ペア:

[(1, 85455891), (3, 28485297), (9, 9495099), (27, 3165033), (81, 1055011), (109, 783999), (327, 261333), (981, 87111), (2943, 29037), (8829, 9679)]