28892216

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1787}}^1$

素因数の和:1883

約数の個数: 32

約数和(自身を含む): 56643840

約数和(自身を除く): 27751624

約数列:

[1, 2, 4, 8, 43, 47, 86, 94, 172, 188, 344, 376, 1787, 2021, 3574, 4042, 7148, 8084, 14296, 16168, 76841, 83989, 153682, 167978, 307364, 335956, 614728, 671912, 3611527, 7223054, 14446108, 28892216]

約数ペア:

[(1, 28892216), (2, 14446108), (4, 7223054), (8, 3611527), (43, 671912), (47, 614728), (86, 335956), (94, 307364), (172, 167978), (188, 153682), (344, 83989), (376, 76841), (1787, 16168), (2021, 14296), (3574, 8084), (4042, 7148)]