66172539

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{4001}}^1$

素因数の和:4190

約数の個数: 16

約数和(自身を含む): 91245600

約数和(自身を除く): 25073061

約数列:

[1, 3, 37, 111, 149, 447, 4001, 5513, 12003, 16539, 148037, 444111, 596149, 1788447, 22057513, 66172539]

約数ペア:

[(1, 66172539), (3, 22057513), (37, 1788447), (111, 596149), (149, 444111), (447, 148037), (4001, 16539), (5513, 12003)]