2251845

素因数分解:

$3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 3939936

約数和(自身を除く): 1688091

約数列:

[1, 3, 5, 9, 15, 45, 163, 307, 489, 815, 921, 1467, 1535, 2445, 2763, 4605, 7335, 13815, 50041, 150123, 250205, 450369, 750615, 2251845]

約数ペア:

[(1, 2251845), (3, 750615), (5, 450369), (9, 250205), (15, 150123), (45, 50041), (163, 13815), (307, 7335), (489, 4605), (815, 2763), (921, 2445), (1467, 1535)]