27390305

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{719}}^1$

素因数の和:1144

約数の個数: 16

約数和(自身を含む): 34732800

約数和(自身を除く): 7342495

約数列:

[1, 5, 19, 95, 401, 719, 2005, 3595, 7619, 13661, 38095, 68305, 288319, 1441595, 5478061, 27390305]

約数ペア:

[(1, 27390305), (5, 5478061), (19, 1441595), (95, 288319), (401, 68305), (719, 38095), (2005, 13661), (3595, 7619)]