28438305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{270841}}^1$

素因数の和:270856

約数の個数: 16

約数和(自身を含む): 52001664

約数和(自身を除く): 23563359

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 270841, 812523, 1354205, 1895887, 4062615, 5687661, 9479435, 28438305]

約数ペア:

[(1, 28438305), (3, 9479435), (5, 5687661), (7, 4062615), (15, 1895887), (21, 1354205), (35, 812523), (105, 270841)]