239962919

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{1637}}^1$

素因数の和:2174

約数の個数: 16

約数和(自身を含む): 281369088

約数和(自身を除く): 41406169

約数列:

[1, 7, 43, 301, 487, 1637, 3409, 11459, 20941, 70391, 146587, 492737, 797219, 5580533, 34280417, 239962919]

約数ペア:

[(1, 239962919), (7, 34280417), (43, 5580533), (301, 797219), (487, 492737), (1637, 146587), (3409, 70391), (11459, 20941)]