1239217

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 16

約数和(自身を含む): 1520640

約数和(自身を除く): 281423

約数列:

[1, 7, 23, 43, 161, 179, 301, 989, 1253, 4117, 6923, 7697, 28819, 53879, 177031, 1239217]

約数ペア:

[(1, 1239217), (7, 177031), (23, 53879), (43, 28819), (161, 7697), (179, 6923), (301, 4117), (989, 1253)]