68127308

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{919}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 122411520

約数和(自身を除く): 54284212

約数列:

[1, 2, 4, 43, 86, 172, 431, 862, 919, 1724, 1838, 3676, 18533, 37066, 39517, 74132, 79034, 158068, 396089, 792178, 1584356, 17031827, 34063654, 68127308]

約数ペア:

[(1, 68127308), (2, 34063654), (4, 17031827), (43, 1584356), (86, 792178), (172, 396089), (431, 158068), (862, 79034), (919, 74132), (1724, 39517), (1838, 37066), (3676, 18533)]