247672216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{14143}}^1$

素因数の和:14359

約数の個数: 32

約数和(自身を含む): 509184000

約数和(自身を除く): 261511784

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 2189, 4378, 8756, 14143, 17512, 28286, 56572, 113144, 155573, 311146, 622292, 1244584, 2814457, 5628914, 11257828, 22515656, 30959027, 61918054, 123836108, 247672216]

約数ペア:

[(1, 247672216), (2, 123836108), (4, 61918054), (8, 30959027), (11, 22515656), (22, 11257828), (44, 5628914), (88, 2814457), (199, 1244584), (398, 622292), (796, 311146), (1592, 155573), (2189, 113144), (4378, 56572), (8756, 28286), (14143, 17512)]