28039039

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{647}}^1$

素因数の和:846

約数の個数: 16

約数和(自身を含む): 33094656

約数和(自身を除く): 5055617

約数列:

[1, 7, 41, 151, 287, 647, 1057, 4529, 6191, 26527, 43337, 97697, 185689, 683879, 4005577, 28039039]

約数ペア:

[(1, 28039039), (7, 4005577), (41, 683879), (151, 185689), (287, 97697), (647, 43337), (1057, 26527), (4529, 6191)]