42187838

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8837}}^1$

素因数の和:8888

約数の個数: 32

約数和(自身を含む): 81451008

約数和(自身を除く): 39263170

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 8837, 17674, 61859, 97207, 123718, 194414, 273947, 547894, 680449, 1360898, 1917629, 3013417, 3835258, 6026834, 21093919, 42187838]

約数ペア:

[(1, 42187838), (2, 21093919), (7, 6026834), (11, 3835258), (14, 3013417), (22, 1917629), (31, 1360898), (62, 680449), (77, 547894), (154, 273947), (217, 194414), (341, 123718), (434, 97207), (682, 61859), (2387, 17674), (4774, 8837)]