2221167193

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{33091}}^1$

素因数の和:33364

約数の個数: 16

約数和(自身を含む): 2609238016

約数和(自身を除く): 388070823

約数列:

[1, 7, 43, 223, 301, 1561, 9589, 33091, 67123, 231637, 1422913, 7379293, 9960391, 51655051, 317309599, 2221167193]

約数ペア:

[(1, 2221167193), (7, 317309599), (43, 51655051), (223, 9960391), (301, 7379293), (1561, 1422913), (9589, 231637), (33091, 67123)]