25039287

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 80

約数和(自身を含む): 47703040

約数和(自身を除く): 22663753

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 43, 63, 79, 81, 91, 117, 129, 189, 237, 273, 301, 351, 387, 553, 559, 567, 711, 819, 903, 1027, 1053, 1161, 1659, 1677, 2133, 2457, 2709, 3081, 3397, 3483, 3913, 4977, 5031, 6399, 7189, 7371, 8127, 9243, 10191, 11739, 14931, 15093, 21567, 23779, 24381, 27729, 30573, 35217, 44161, 44793, 45279, 64701, 71337, 83187, 91719, 105651, 132483, 194103, 214011, 275157, 309127, 316953, 397449, 582309, 642033, 927381, 1192347, 1926099, 2782143, 3577041, 8346429, 25039287]

約数ペア:

[(1, 25039287), (3, 8346429), (7, 3577041), (9, 2782143), (13, 1926099), (21, 1192347), (27, 927381), (39, 642033), (43, 582309), (63, 397449), (79, 316953), (81, 309127), (91, 275157), (117, 214011), (129, 194103), (189, 132483), (237, 105651), (273, 91719), (301, 83187), (351, 71337), (387, 64701), (553, 45279), (559, 44793), (567, 44161), (711, 35217), (819, 30573), (903, 27729), (1027, 24381), (1053, 23779), (1161, 21567), (1659, 15093), (1677, 14931), (2133, 11739), (2457, 10191), (2709, 9243), (3081, 8127), (3397, 7371), (3483, 7189), (3913, 6399), (4977, 5031)]