81595467

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 128494080

約数和(自身を除く): 46898613

約数列:

[1, 3, 9, 23, 43, 69, 89, 103, 129, 207, 267, 309, 387, 801, 927, 989, 2047, 2369, 2967, 3827, 4429, 6141, 7107, 8901, 9167, 11481, 13287, 18423, 21321, 27501, 34443, 39861, 82503, 88021, 101867, 210841, 264063, 305601, 394181, 632523, 792189, 916803, 1182543, 1897569, 3547629, 9066163, 27198489, 81595467]

約数ペア:

[(1, 81595467), (3, 27198489), (9, 9066163), (23, 3547629), (43, 1897569), (69, 1182543), (89, 916803), (103, 792189), (129, 632523), (207, 394181), (267, 305601), (309, 264063), (387, 210841), (801, 101867), (927, 88021), (989, 82503), (2047, 39861), (2369, 34443), (2967, 27501), (3827, 21321), (4429, 18423), (6141, 13287), (7107, 11481), (8901, 9167)]