66721368

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{397151}}^1$

素因数の和:397167

約数の個数: 32

約数和(自身を含む): 190632960

約数和(自身を除く): 123911592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 397151, 794302, 1191453, 1588604, 2382906, 2780057, 3177208, 4765812, 5560114, 8340171, 9531624, 11120228, 16680342, 22240456, 33360684, 66721368]

約数ペア:

[(1, 66721368), (2, 33360684), (3, 22240456), (4, 16680342), (6, 11120228), (7, 9531624), (8, 8340171), (12, 5560114), (14, 4765812), (21, 3177208), (24, 2780057), (28, 2382906), (42, 1588604), (56, 1191453), (84, 794302), (168, 397151)]