209901609

素因数分解:

$3^2\times {\mathrm{683}}^1\times {\mathrm{34147}}^1$

素因数の和:34836

約数の個数: 12

約数和(自身を含む): 303644016

約数和(自身を除く): 93742407

約数列:

[1, 3, 9, 683, 2049, 6147, 34147, 102441, 307323, 23322401, 69967203, 209901609]

約数ペア:

[(1, 209901609), (3, 69967203), (9, 23322401), (683, 307323), (2049, 102441), (6147, 34147)]