166686961

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{12143}}^1$

素因数の和:12240

約数の個数: 16

約数和(自身を含む): 199355904

約数和(自身を除く): 32668943

約数列:

[1, 7, 37, 53, 259, 371, 1961, 12143, 13727, 85001, 449291, 643579, 3145037, 4505053, 23812423, 166686961]

約数ペア:

[(1, 166686961), (7, 23812423), (37, 4505053), (53, 3145037), (259, 643579), (371, 449291), (1961, 85001), (12143, 13727)]