28124537

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:692

約数の個数: 16

約数和(自身を含む): 33116160

約数和(自身を除く): 4991623

約数列:

[1, 7, 43, 223, 301, 419, 1561, 2933, 9589, 18017, 67123, 93437, 126119, 654059, 4017791, 28124537]

約数ペア:

[(1, 28124537), (7, 4017791), (43, 654059), (223, 126119), (301, 93437), (419, 67123), (1561, 18017), (2933, 9589)]