85378905

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{7559}}^1$

素因数の和:7821

約数の個数: 24

約数和(自身を含む): 148599360

約数和(自身を除く): 63220455

約数列:

[1, 3, 5, 9, 15, 45, 251, 753, 1255, 2259, 3765, 7559, 11295, 22677, 37795, 68031, 113385, 340155, 1897309, 5691927, 9486545, 17075781, 28459635, 85378905]

約数ペア:

[(1, 85378905), (3, 28459635), (5, 17075781), (9, 9486545), (15, 5691927), (45, 1897309), (251, 340155), (753, 113385), (1255, 68031), (2259, 37795), (3765, 22677), (7559, 11295)]