257030497

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1\times {\mathrm{971}}^1$

素因数の和:1688

約数の個数: 16

約数和(自身を含む): 284694912

約数和(自身を除く): 27664415

約数列:

[1, 17, 23, 391, 677, 971, 11509, 15571, 16507, 22333, 264707, 379661, 657367, 11175239, 15119441, 257030497]

約数ペア:

[(1, 257030497), (17, 15119441), (23, 11175239), (391, 657367), (677, 379661), (971, 264707), (11509, 22333), (15571, 16507)]