28745811

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{67957}}^1$

素因数の和:68010

約数の個数: 12

約数和(自身を含む): 42405792

約数和(自身を除く): 13659981

約数列:

[1, 3, 9, 47, 141, 423, 67957, 203871, 611613, 3193979, 9581937, 28745811]

約数ペア:

[(1, 28745811), (3, 9581937), (9, 3193979), (47, 611613), (141, 203871), (423, 67957)]