163980296

素因数分解:

$2^3\times {\mathrm{317}}^1\times {\mathrm{64661}}^1$

素因数の和:64984

約数の個数: 16

約数和(自身を含む): 308437740

約数和(自身を除く): 144457444

約数列:

[1, 2, 4, 8, 317, 634, 1268, 2536, 64661, 129322, 258644, 517288, 20497537, 40995074, 81990148, 163980296]

約数ペア:

[(1, 163980296), (2, 81990148), (4, 40995074), (8, 20497537), (317, 517288), (634, 258644), (1268, 129322), (2536, 64661)]