261136518

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{422551}}^1$

素因数の和:422659

約数の個数: 16

約数和(自身を含む): 527344896

約数和(自身を除く): 266208378

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 422551, 845102, 1267653, 2535306, 43522753, 87045506, 130568259, 261136518]

約数ペア:

[(1, 261136518), (2, 130568259), (3, 87045506), (6, 43522753), (103, 2535306), (206, 1267653), (309, 845102), (618, 422551)]