2013642309

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{128021}}^1$

素因数の和:128145

約数の個数: 24

約数和(自身を含む): 3152413728

約数和(自身を除く): 1138771419

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 2247, 5243, 15729, 128021, 384063, 896147, 2688441, 6273029, 13698247, 18819087, 41094741, 95887729, 287663187, 671214103, 2013642309]

約数ペア:

[(1, 2013642309), (3, 671214103), (7, 287663187), (21, 95887729), (49, 41094741), (107, 18819087), (147, 13698247), (321, 6273029), (749, 2688441), (2247, 896147), (5243, 384063), (15729, 128021)]