28821137

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:592

約数の個数: 16

約数和(自身を含む): 31648320

約数和(自身を除く): 2827183

約数列:

[1, 17, 43, 89, 443, 731, 1513, 3827, 7531, 19049, 39427, 65059, 323833, 670259, 1695361, 28821137]

約数ペア:

[(1, 28821137), (17, 1695361), (43, 670259), (89, 323833), (443, 65059), (731, 39427), (1513, 19049), (3827, 7531)]