814720396

素因数分解:

$2^2\times 7^1\times {\mathrm{1283}}^1\times {\mathrm{22679}}^1$

素因数の和:23973

約数の個数: 24

約数和(自身を含む): 1630782720

約数和(自身を除く): 816062324

約数列:

[1, 2, 4, 7, 14, 28, 1283, 2566, 5132, 8981, 17962, 22679, 35924, 45358, 90716, 158753, 317506, 635012, 29097157, 58194314, 116388628, 203680099, 407360198, 814720396]

約数ペア:

[(1, 814720396), (2, 407360198), (4, 203680099), (7, 116388628), (14, 58194314), (28, 29097157), (1283, 635012), (2566, 317506), (5132, 158753), (8981, 90716), (17962, 45358), (22679, 35924)]