389893861

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{142453}}^1$

素因数の和:142500

約数の個数: 16

約数和(自身を含む): 492321024

約数和(自身を除く): 102427163

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 142453, 997171, 2421701, 3276419, 16951907, 22934933, 55699123, 389893861]

約数ペア:

[(1, 389893861), (7, 55699123), (17, 22934933), (23, 16951907), (119, 3276419), (161, 2421701), (391, 997171), (2737, 142453)]