209939548

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{576757}}^1$

素因数の和:576781

約数の個数: 24

約数和(自身を含む): 452178272

約数和(自身を除く): 242238724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 576757, 1153514, 2307028, 4037299, 7497841, 8074598, 14995682, 16149196, 29991364, 52484887, 104969774, 209939548]

約数ペア:

[(1, 209939548), (2, 104969774), (4, 52484887), (7, 29991364), (13, 16149196), (14, 14995682), (26, 8074598), (28, 7497841), (52, 4037299), (91, 2307028), (182, 1153514), (364, 576757)]