2642549

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:500

約数の個数: 16

約数和(自身を含む): 3306240

約数和(自身を除く): 663691

約数列:

[1, 7, 13, 71, 91, 409, 497, 923, 2863, 5317, 6461, 29039, 37219, 203273, 377507, 2642549]

約数ペア:

[(1, 2642549), (7, 377507), (13, 203273), (71, 37219), (91, 29039), (409, 6461), (497, 5317), (923, 2863)]