2009273399

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{64663}}^1$

素因数の和:64886

約数の個数: 16

約数和(自身を含む): 2408604672

約数和(自身を除く): 399331273

約数列:

[1, 7, 23, 161, 193, 1351, 4439, 31073, 64663, 452641, 1487249, 10410743, 12479959, 87359713, 287039057, 2009273399]

約数ペア:

[(1, 2009273399), (7, 287039057), (23, 87359713), (161, 12479959), (193, 10410743), (1351, 1487249), (4439, 452641), (31073, 64663)]