2178719091

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4651}}^1$

素因数の和:4784

約数の個数: 48

約数和(自身を含む): 3436972032

約数和(自身を除く): 1258252941

約数列:

[1, 3, 9, 23, 31, 69, 73, 93, 207, 219, 279, 657, 713, 1679, 2139, 2263, 4651, 5037, 6417, 6789, 13953, 15111, 20367, 41859, 52049, 106973, 144181, 156147, 320919, 339523, 432543, 468441, 962757, 1018569, 1297629, 3055707, 3316163, 7809029, 9948489, 10525213, 23427087, 29845467, 31575639, 70281261, 94726917, 242079899, 726239697, 2178719091]

約数ペア:

[(1, 2178719091), (3, 726239697), (9, 242079899), (23, 94726917), (31, 70281261), (69, 31575639), (73, 29845467), (93, 23427087), (207, 10525213), (219, 9948489), (279, 7809029), (657, 3316163), (713, 3055707), (1679, 1297629), (2139, 1018569), (2263, 962757), (4651, 468441), (5037, 432543), (6417, 339523), (6789, 320919), (13953, 156147), (15111, 144181), (20367, 106973), (41859, 52049)]