249678081

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{22247}}^1$

素因数の和:22325

約数の個数: 24

約数和(自身を含む): 381775680

約数和(自身を除く): 132097599

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 3741, 11223, 22247, 66741, 200223, 645163, 956621, 1935489, 2869863, 5806467, 8609589, 27742009, 83226027, 249678081]

約数ペア:

[(1, 249678081), (3, 83226027), (9, 27742009), (29, 8609589), (43, 5806467), (87, 2869863), (129, 1935489), (261, 956621), (387, 645163), (1247, 200223), (3741, 66741), (11223, 22247)]