28299285

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89839}}^1$

素因数の和:89857

約数の個数: 24

約数和(自身を含む): 56060160

約数和(自身を除く): 27760875

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 89839, 269517, 449195, 628873, 808551, 1347585, 1886619, 3144365, 4042755, 5659857, 9433095, 28299285]

約数ペア:

[(1, 28299285), (3, 9433095), (5, 5659857), (7, 4042755), (9, 3144365), (15, 1886619), (21, 1347585), (35, 808551), (45, 628873), (63, 449195), (105, 269517), (315, 89839)]