206510878

素因数分解:

$2^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{21347}}^1$

素因数の和:22047

約数の個数: 16

約数和(自身を含む): 354547584

約数和(自身を除く): 148036706

約数列:

[1, 2, 7, 14, 691, 1382, 4837, 9674, 21347, 42694, 149429, 298858, 14750777, 29501554, 103255439, 206510878]

約数ペア:

[(1, 206510878), (2, 103255439), (7, 29501554), (14, 14750777), (691, 298858), (1382, 149429), (4837, 42694), (9674, 21347)]