8190007

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{463}}^1$

素因数の和:515

約数の個数: 18

約数和(自身を含む): 10076688

約数和(自身を除く): 1886681

約数列:

[1, 7, 19, 49, 133, 361, 463, 931, 2527, 3241, 8797, 17689, 22687, 61579, 167143, 431053, 1170001, 8190007]

約数ペア:

[(1, 8190007), (7, 1170001), (19, 431053), (49, 167143), (133, 61579), (361, 22687), (463, 17689), (931, 8797), (2527, 3241)]