66628457

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 85536000

約数和(自身を除く): 18907543

約数列:

[1, 7, 17, 29, 43, 119, 203, 301, 449, 493, 731, 1247, 3143, 3451, 5117, 7633, 8729, 13021, 19307, 21199, 53431, 91147, 135149, 148393, 221357, 328219, 559903, 1549499, 2297533, 3919321, 9518351, 66628457]

約数ペア:

[(1, 66628457), (7, 9518351), (17, 3919321), (29, 2297533), (43, 1549499), (119, 559903), (203, 328219), (301, 221357), (449, 148393), (493, 135149), (731, 91147), (1247, 53431), (3143, 21199), (3451, 19307), (5117, 13021), (7633, 8729)]