66719444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{10909}}^1$

素因数の和:11063

約数の個数: 24

約数和(自身を含む): 128301600

約数和(自身を除く): 61582156

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 6116, 10909, 21818, 43636, 119999, 239998, 479996, 1516351, 3032702, 6065404, 16679861, 33359722, 66719444]

約数ペア:

[(1, 66719444), (2, 33359722), (4, 16679861), (11, 6065404), (22, 3032702), (44, 1516351), (139, 479996), (278, 239998), (556, 119999), (1529, 43636), (3058, 21818), (6116, 10909)]