28657034

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{88997}}^1$

素因数の和:89029

約数の個数: 16

約数和(自身を含む): 51262848

約数和(自身を除く): 22605814

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 88997, 177994, 622979, 1245958, 2046931, 4093862, 14328517, 28657034]

約数ペア:

[(1, 28657034), (2, 14328517), (7, 4093862), (14, 2046931), (23, 1245958), (46, 622979), (161, 177994), (322, 88997)]