13881494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8887}}^1$

素因数の和:8971

約数の個数: 16

約数和(自身を含む): 23037696

約数和(自身を除く): 9156202

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 8887, 17774, 97757, 195514, 630977, 1261954, 6940747, 13881494]

約数ペア:

[(1, 13881494), (2, 6940747), (11, 1261954), (22, 630977), (71, 195514), (142, 97757), (781, 17774), (1562, 8887)]