13428790

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9661}}^1$

素因数の和:9807

約数の個数: 16

約数和(自身を含む): 24348240

約数和(自身を除く): 10919450

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 9661, 19322, 48305, 96610, 1342879, 2685758, 6714395, 13428790]

約数ペア:

[(1, 13428790), (2, 6714395), (5, 2685758), (10, 1342879), (139, 96610), (278, 48305), (695, 19322), (1390, 9661)]