28457255

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1523}}^1$

素因数の和:1666

約数の個数: 16

約数和(自身を含む): 35442144

約数和(自身を除く): 6984889

約数列:

[1, 5, 37, 101, 185, 505, 1523, 3737, 7615, 18685, 56351, 153823, 281755, 769115, 5691451, 28457255]

約数ペア:

[(1, 28457255), (5, 5691451), (37, 769115), (101, 281755), (185, 153823), (505, 56351), (1523, 18685), (3737, 7615)]