621014788

素因数分解:

$2^2\times {\mathrm{349}}^1\times {\mathrm{661}}^1\times {\mathrm{673}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 1093160600

約数和(自身を除く): 472145812

約数列:

[1, 2, 4, 349, 661, 673, 698, 1322, 1346, 1396, 2644, 2692, 230689, 234877, 444853, 461378, 469754, 889706, 922756, 939508, 1779412, 155253697, 310507394, 621014788]

約数ペア:

[(1, 621014788), (2, 310507394), (4, 155253697), (349, 1779412), (661, 939508), (673, 922756), (698, 889706), (1322, 469754), (1346, 461378), (1396, 444853), (2644, 234877), (2692, 230689)]