256438081

素因数分解:

${\mathrm{17}}^2\times {\mathrm{443}}^1\times {\mathrm{2003}}^1$

素因数の和:2480

約数の個数: 12

約数和(自身を含む): 273161232

約数和(自身を除く): 16723151

約数列:

[1, 17, 289, 443, 2003, 7531, 34051, 128027, 578867, 887329, 15084593, 256438081]

約数ペア:

[(1, 256438081), (17, 15084593), (289, 887329), (443, 578867), (2003, 128027), (7531, 34051)]