25272081

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{18353}}^1$

素因数の和:18382

約数の個数: 20

約数和(自身を含む): 39975012

約数和(自身を除く): 14702931

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 18353, 55059, 165177, 312001, 495531, 936003, 1486593, 2808009, 8424027, 25272081]

約数ペア:

[(1, 25272081), (3, 8424027), (9, 2808009), (17, 1486593), (27, 936003), (51, 495531), (81, 312001), (153, 165177), (459, 55059), (1377, 18353)]