87398487

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2857}}^1$

素因数の和:2980

約数の個数: 32

約数和(自身を含む): 142671360

約数和(自身を除く): 55272873

約数列:

[1, 3, 9, 11, 27, 33, 99, 103, 297, 309, 927, 1133, 2781, 2857, 3399, 8571, 10197, 25713, 30591, 31427, 77139, 94281, 282843, 294271, 848529, 882813, 2648439, 3236981, 7945317, 9710943, 29132829, 87398487]

約数ペア:

[(1, 87398487), (3, 29132829), (9, 9710943), (11, 7945317), (27, 3236981), (33, 2648439), (99, 882813), (103, 848529), (297, 294271), (309, 282843), (927, 94281), (1133, 77139), (2781, 31427), (2857, 30591), (3399, 25713), (8571, 10197)]