28509795

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{17123}}^1$

素因数の和:17171

約数の個数: 24

約数和(自身を含む): 50755536

約数和(自身を除く): 22245741

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 17123, 51369, 85615, 154107, 256845, 633551, 770535, 1900653, 3167755, 5701959, 9503265, 28509795]

約数ペア:

[(1, 28509795), (3, 9503265), (5, 5701959), (9, 3167755), (15, 1900653), (37, 770535), (45, 633551), (111, 256845), (185, 154107), (333, 85615), (555, 51369), (1665, 17123)]