67689981

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{69001}}^1$

素因数の和:69116

約数の個数: 12

約数和(自身を含む): 98672860

約数和(自身を除く): 30982879

約数列:

[1, 3, 9, 109, 327, 981, 69001, 207003, 621009, 7521109, 22563327, 67689981]

約数ペア:

[(1, 67689981), (3, 22563327), (9, 7521109), (109, 621009), (327, 207003), (981, 69001)]