206831247

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1151}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 324403200

約数和(自身を除く): 117571953

約数列:

[1, 3, 7, 21, 43, 129, 199, 301, 597, 903, 1151, 1393, 3453, 4179, 8057, 8557, 24171, 25671, 49493, 59899, 148479, 179697, 229049, 346451, 687147, 1039353, 1603343, 4810029, 9849107, 29547321, 68943749, 206831247]

約数ペア:

[(1, 206831247), (3, 68943749), (7, 29547321), (21, 9849107), (43, 4810029), (129, 1603343), (199, 1039353), (301, 687147), (597, 346451), (903, 229049), (1151, 179697), (1393, 148479), (3453, 59899), (4179, 49493), (8057, 25671), (8557, 24171)]