2891139

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{683}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 4136832

約数和(自身を除く): 1245693

約数列:

[1, 3, 17, 51, 83, 249, 683, 1411, 2049, 4233, 11611, 34833, 56689, 170067, 963713, 2891139]

約数ペア:

[(1, 2891139), (3, 963713), (17, 170067), (51, 56689), (83, 34833), (249, 11611), (683, 4233), (1411, 2049)]