81485685

素因数分解:

$3^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{3911}}^1$

素因数の和:4385

約数の個数: 24

約数和(自身を含む): 141583104

約数和(自身を除く): 60097419

約数列:

[1, 3, 5, 9, 15, 45, 463, 1389, 2315, 3911, 4167, 6945, 11733, 19555, 20835, 35199, 58665, 175995, 1810793, 5432379, 9053965, 16297137, 27161895, 81485685]

約数ペア:

[(1, 81485685), (3, 27161895), (5, 16297137), (9, 9053965), (15, 5432379), (45, 1810793), (463, 175995), (1389, 58665), (2315, 35199), (3911, 20835), (4167, 19555), (6945, 11733)]