206471681

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21727}}^1$

素因数の和:21800

約数の個数: 16

約数和(自身を含む): 240920064

約数和(自身を除く): 34448383

約数列:

[1, 13, 17, 43, 221, 559, 731, 9503, 21727, 282451, 369359, 934261, 4801667, 12145393, 15882437, 206471681]

約数ペア:

[(1, 206471681), (13, 15882437), (17, 12145393), (43, 4801667), (221, 934261), (559, 369359), (731, 282451), (9503, 21727)]