678997696

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{816103}}^1$

素因数の和:816128

約数の個数: 28

約数和(自身を含む): 1451032912

約数和(自身を除く): 772035216

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 816103, 1632206, 3264412, 6528824, 10609339, 13057648, 21218678, 26115296, 42437356, 52230592, 84874712, 169749424, 339498848, 678997696]

約数ペア:

[(1, 678997696), (2, 339498848), (4, 169749424), (8, 84874712), (13, 52230592), (16, 42437356), (26, 26115296), (32, 21218678), (52, 13057648), (64, 10609339), (104, 6528824), (208, 3264412), (416, 1632206), (832, 816103)]