228245787

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{883}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 412608768

約数和(自身を除く): 184362981

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 373, 693, 883, 1119, 2611, 2649, 3357, 4103, 6181, 7833, 7947, 9713, 12309, 18543, 23499, 28721, 29139, 36927, 55629, 67991, 86163, 87417, 203973, 258489, 329359, 611919, 988077, 2305513, 2964231, 3622949, 6916539, 10868847, 20749617, 25360643, 32606541, 76081929, 228245787]

約数ペア:

[(1, 228245787), (3, 76081929), (7, 32606541), (9, 25360643), (11, 20749617), (21, 10868847), (33, 6916539), (63, 3622949), (77, 2964231), (99, 2305513), (231, 988077), (373, 611919), (693, 329359), (883, 258489), (1119, 203973), (2611, 87417), (2649, 86163), (3357, 67991), (4103, 55629), (6181, 36927), (7833, 29139), (7947, 28721), (9713, 23499), (12309, 18543)]