389376001

素因数分解:

$7^3\times {\mathrm{53}}^1\times {\mathrm{21419}}^1$

素因数の和:21493

約数の個数: 16

約数和(自身を含む): 462672000

約数和(自身を除く): 73295999

約数列:

[1, 7, 49, 53, 343, 371, 2597, 18179, 21419, 149933, 1049531, 1135207, 7346717, 7946449, 55625143, 389376001]

約数ペア:

[(1, 389376001), (7, 55625143), (49, 7946449), (53, 7346717), (343, 1135207), (371, 1049531), (2597, 149933), (18179, 21419)]