64837724

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{31721}}^1$

素因数の和:31805

約数の個数: 24

約数和(自身を含む): 131455968

約数和(自身を除く): 66618244

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 31721, 63442, 126884, 222047, 444094, 888188, 2315633, 4631266, 9262532, 16209431, 32418862, 64837724]

約数ペア:

[(1, 64837724), (2, 32418862), (4, 16209431), (7, 9262532), (14, 4631266), (28, 2315633), (73, 888188), (146, 444094), (292, 222047), (511, 126884), (1022, 63442), (2044, 31721)]