256131571

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{7411}}^1$

素因数の和:7554

約数の個数: 16

約数和(自身を含む): 288178560

約数和(自身を除く): 32046989

約数列:

[1, 17, 19, 107, 323, 1819, 2033, 7411, 34561, 125987, 140809, 792977, 2393753, 13480609, 15066563, 256131571]

約数ペア:

[(1, 256131571), (17, 15066563), (19, 13480609), (107, 2393753), (323, 792977), (1819, 140809), (2033, 125987), (7411, 34561)]