320192943

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{1361}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 517777920

約数和(自身を除く): 197584977

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 659, 1361, 1977, 4083, 4613, 9527, 11203, 13839, 23137, 28581, 33609, 69411, 78421, 161959, 235263, 485877, 896899, 2690697, 6278293, 15247283, 18834879, 45741849, 106730981, 320192943]

約数ペア:

[(1, 320192943), (3, 106730981), (7, 45741849), (17, 18834879), (21, 15247283), (51, 6278293), (119, 2690697), (357, 896899), (659, 485877), (1361, 235263), (1977, 161959), (4083, 78421), (4613, 69411), (9527, 33609), (11203, 28581), (13839, 23137)]