205121294

素因数分解:

$2^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{47111}}^1$

素因数の和:47431

約数の個数: 16

約数和(自身を含む): 352774656

約数和(自身を除く): 147653362

約数列:

[1, 2, 7, 14, 311, 622, 2177, 4354, 47111, 94222, 329777, 659554, 14651521, 29303042, 102560647, 205121294]

約数ペア:

[(1, 205121294), (2, 102560647), (7, 29303042), (14, 14651521), (311, 659554), (622, 329777), (2177, 94222), (4354, 47111)]