81724426

素因数分解:

$2^1\times 7^1\times {\mathrm{1459}}^1\times {\mathrm{4001}}^1$

素因数の和:5469

約数の個数: 16

約数和(自身を含む): 140230080

約数和(自身を除く): 58505654

約数列:

[1, 2, 7, 14, 1459, 2918, 4001, 8002, 10213, 20426, 28007, 56014, 5837459, 11674918, 40862213, 81724426]

約数ペア:

[(1, 81724426), (2, 40862213), (7, 11674918), (14, 5837459), (1459, 56014), (2918, 28007), (4001, 20426), (8002, 10213)]