28308028

素因数分解:

$2^2\times 7^1\times {\mathrm{1011001}}^1$

素因数の和:1011012

約数の個数: 12

約数和(自身を含む): 56616112

約数和(自身を除く): 28308084

約数列:

[1, 2, 4, 7, 14, 28, 1011001, 2022002, 4044004, 7077007, 14154014, 28308028]

約数ペア:

[(1, 28308028), (2, 14154014), (4, 7077007), (7, 4044004), (14, 2022002), (28, 1011001)]