128337069

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{142123}}^1$

素因数の和:142176

約数の個数: 16

約数和(自身を含む): 200110592

約数和(自身を除く): 71773523

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 142123, 426369, 994861, 2984583, 6111289, 18333867, 42779023, 128337069]

約数ペア:

[(1, 128337069), (3, 42779023), (7, 18333867), (21, 6111289), (43, 2984583), (129, 994861), (301, 426369), (903, 142123)]