2208528028

素因数分解:

$2^2\times 7^1\times {\mathrm{78876001}}^1$

素因数の和:78876012

約数の個数: 12

約数和(自身を含む): 4417056112

約数和(自身を除く): 2208528084

約数列:

[1, 2, 4, 7, 14, 28, 78876001, 157752002, 315504004, 552132007, 1104264014, 2208528028]

約数ペア:

[(1, 2208528028), (2, 1104264014), (4, 552132007), (7, 315504004), (14, 157752002), (28, 78876001)]