813175064

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{181837}}^1$

素因数の和:181899

約数の個数: 32

約数和(自身を含む): 1680183120

約数和(自身を除く): 867008056

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 181837, 363674, 727348, 1454696, 2363881, 4727762, 7818991, 9455524, 15637982, 18911048, 31275964, 62551928, 101646883, 203293766, 406587532, 813175064]

約数ペア:

[(1, 813175064), (2, 406587532), (4, 203293766), (8, 101646883), (13, 62551928), (26, 31275964), (43, 18911048), (52, 15637982), (86, 9455524), (104, 7818991), (172, 4727762), (344, 2363881), (559, 1454696), (1118, 727348), (2236, 363674), (4472, 181837)]