27758907

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 46545408

約数和(自身を除く): 18786501

約数列:

[1, 3, 9, 11, 23, 33, 69, 73, 99, 167, 207, 219, 253, 501, 657, 759, 803, 1503, 1679, 1837, 2277, 2409, 3841, 5037, 5511, 7227, 11523, 12191, 15111, 16533, 18469, 34569, 36573, 42251, 55407, 109719, 126753, 134101, 166221, 280393, 380259, 402303, 841179, 1206909, 2523537, 3084323, 9252969, 27758907]

約数ペア:

[(1, 27758907), (3, 9252969), (9, 3084323), (11, 2523537), (23, 1206909), (33, 841179), (69, 402303), (73, 380259), (99, 280393), (167, 166221), (207, 134101), (219, 126753), (253, 109719), (501, 55407), (657, 42251), (759, 36573), (803, 34569), (1503, 18469), (1679, 16533), (1837, 15111), (2277, 12191), (2409, 11523), (3841, 7227), (5037, 5511)]