25309449

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 42219520

約数和(自身を除く): 16910071

約数列:

[1, 3, 9, 11, 27, 33, 61, 99, 121, 127, 183, 297, 363, 381, 549, 671, 1089, 1143, 1397, 1647, 2013, 3267, 3429, 4191, 6039, 7381, 7747, 12573, 15367, 18117, 22143, 23241, 37719, 46101, 66429, 69723, 85217, 138303, 199287, 209169, 255651, 414909, 766953, 937387, 2300859, 2812161, 8436483, 25309449]

約数ペア:

[(1, 25309449), (3, 8436483), (9, 2812161), (11, 2300859), (27, 937387), (33, 766953), (61, 414909), (99, 255651), (121, 209169), (127, 199287), (183, 138303), (297, 85217), (363, 69723), (381, 66429), (549, 46101), (671, 37719), (1089, 23241), (1143, 22143), (1397, 18117), (1647, 15367), (2013, 12573), (3267, 7747), (3429, 7381), (4191, 6039)]