1225380976

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{9041}}^1$

素因数の和:9289

約数の個数: 40

約数和(自身を含む): 2441991024

約数和(自身を除く): 1216610048

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 197, 344, 394, 688, 788, 1576, 3152, 8471, 9041, 16942, 18082, 33884, 36164, 67768, 72328, 135536, 144656, 388763, 777526, 1555052, 1781077, 3110104, 3562154, 6220208, 7124308, 14248616, 28497232, 76586311, 153172622, 306345244, 612690488, 1225380976]

約数ペア:

[(1, 1225380976), (2, 612690488), (4, 306345244), (8, 153172622), (16, 76586311), (43, 28497232), (86, 14248616), (172, 7124308), (197, 6220208), (344, 3562154), (394, 3110104), (688, 1781077), (788, 1555052), (1576, 777526), (3152, 388763), (8471, 144656), (9041, 135536), (16942, 72328), (18082, 67768), (33884, 36164)]