320111999998

素因数分解:

$2^1\times 7^1\times {\mathrm{4001}}^1\times {\mathrm{5714857}}^1$

素因数の和:5718867

約数の個数: 16

約数和(自身を含む): 548900681184

約数和(自身を除く): 228788681186

約数列:

[1, 2, 7, 14, 4001, 8002, 28007, 56014, 5714857, 11429714, 40003999, 80007998, 22865142857, 45730285714, 160055999999, 320111999998]

約数ペア:

[(1, 320111999998), (2, 160055999999), (7, 45730285714), (14, 22865142857), (4001, 80007998), (8002, 40003999), (28007, 11429714), (56014, 5714857)]