638350017

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{42719}}^1$

素因数の和:43032

約数の個数: 16

約数和(自身を含む): 904296960

約数和(自身を除く): 265946943

約数列:

[1, 3, 17, 51, 293, 879, 4981, 14943, 42719, 128157, 726223, 2178669, 12516667, 37550001, 212783339, 638350017]

約数ペア:

[(1, 638350017), (3, 212783339), (17, 37550001), (51, 12516667), (293, 2178669), (879, 726223), (4981, 128157), (14943, 42719)]