2180650087

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 2831054112

約数和(自身を除く): 650404025

約数列:

[1, 7, 11, 49, 73, 77, 157, 353, 511, 539, 803, 1099, 1727, 2471, 3577, 3883, 5621, 7693, 11461, 12089, 17297, 25769, 27181, 39347, 55421, 80227, 84623, 126071, 180383, 190267, 283459, 387947, 561589, 609631, 882497, 1262681, 1984213, 2715629, 4045733, 4267417, 6177479, 13889491, 28320131, 29871919, 44503063, 198240917, 311521441, 2180650087]

約数ペア:

[(1, 2180650087), (7, 311521441), (11, 198240917), (49, 44503063), (73, 29871919), (77, 28320131), (157, 13889491), (353, 6177479), (511, 4267417), (539, 4045733), (803, 2715629), (1099, 1984213), (1727, 1262681), (2471, 882497), (3577, 609631), (3883, 561589), (5621, 387947), (7693, 283459), (11461, 190267), (12089, 180383), (17297, 126071), (25769, 84623), (27181, 80227), (39347, 55421)]