9877378

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 18109440

約数和(自身を除く): 8232062

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 266, 497, 523, 994, 1046, 1349, 2698, 3661, 7322, 9443, 9937, 18886, 19874, 37133, 69559, 74266, 139118, 259931, 519862, 705527, 1411054, 4938689, 9877378]

約数ペア:

[(1, 9877378), (2, 4938689), (7, 1411054), (14, 705527), (19, 519862), (38, 259931), (71, 139118), (133, 74266), (142, 69559), (266, 37133), (497, 19874), (523, 18886), (994, 9937), (1046, 9443), (1349, 7322), (2698, 3661)]