213324286

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{42209}}^1$

素因数の和:42256

約数の個数: 24

約数和(自身を含む): 385968240

約数和(自身を除く): 172643954

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 5054, 42209, 84418, 295463, 590926, 801971, 1603942, 5613797, 11227594, 15237449, 30474898, 106662143, 213324286]

約数ペア:

[(1, 213324286), (2, 106662143), (7, 30474898), (14, 15237449), (19, 11227594), (38, 5613797), (133, 1603942), (266, 801971), (361, 590926), (722, 295463), (2527, 84418), (5054, 42209)]