320434254

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2543129}}^1$

素因数の和:2543144

約数の個数: 24

約数和(自身を含む): 793456560

約数和(自身を除く): 473022306

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2543129, 5086258, 7629387, 15258774, 17801903, 22888161, 35603806, 45776322, 53405709, 106811418, 160217127, 320434254]

約数ペア:

[(1, 320434254), (2, 160217127), (3, 106811418), (6, 53405709), (7, 45776322), (9, 35603806), (14, 22888161), (18, 17801903), (21, 15258774), (42, 7629387), (63, 5086258), (126, 2543129)]