66990404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{75781}}^1$

素因数の和:75815

約数の個数: 24

約数和(自身を含む): 133679448

約数和(自身を除く): 66689044

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 75781, 151562, 303124, 985153, 1288277, 1970306, 2576554, 3940612, 5153108, 16747601, 33495202, 66990404]

約数ペア:

[(1, 66990404), (2, 33495202), (4, 16747601), (13, 5153108), (17, 3940612), (26, 2576554), (34, 1970306), (52, 1288277), (68, 985153), (221, 303124), (442, 151562), (884, 75781)]