2681605

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 16

約数和(自身を含む): 3354624

約数和(自身を除く): 673019

約数列:

[1, 5, 41, 103, 127, 205, 515, 635, 4223, 5207, 13081, 21115, 26035, 65405, 536321, 2681605]

約数ペア:

[(1, 2681605), (5, 536321), (41, 65405), (103, 26035), (127, 21115), (205, 13081), (515, 5207), (635, 4223)]