209219165

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{17341}}^1$

素因数の和:17492

約数の個数: 16

約数和(自身を含む): 266373120

約数和(自身を除く): 57153955

約数列:

[1, 5, 19, 95, 127, 635, 2413, 12065, 17341, 86705, 329479, 1647395, 2202307, 11011535, 41843833, 209219165]

約数ペア:

[(1, 209219165), (5, 41843833), (19, 11011535), (95, 2202307), (127, 1647395), (635, 329479), (2413, 86705), (12065, 17341)]