81156548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{44987}}^1$

素因数の和:45043

約数の個数: 24

約数和(自身を含む): 158717664

約数和(自身を除く): 77561116

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 44987, 89974, 179948, 494857, 989714, 1844467, 1979428, 3688934, 7377868, 20289137, 40578274, 81156548]

約数ペア:

[(1, 81156548), (2, 40578274), (4, 20289137), (11, 7377868), (22, 3688934), (41, 1979428), (44, 1844467), (82, 989714), (164, 494857), (451, 179948), (902, 89974), (1804, 44987)]