25499709

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2621}}^1$

素因数の和:2697

約数の個数: 24

約数和(自身を含む): 39267072

約数和(自身を除く): 13767363

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 2621, 3243, 7863, 9729, 23589, 60283, 123187, 180849, 369561, 542547, 1108683, 2833301, 8499903, 25499709]

約数ペア:

[(1, 25499709), (3, 8499903), (9, 2833301), (23, 1108683), (47, 542547), (69, 369561), (141, 180849), (207, 123187), (423, 60283), (1081, 23589), (2621, 9729), (3243, 7863)]