2005069815

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2121767}}^1$

素因数の和:2121788

約数の個数: 32

約数和(自身を含む): 4073794560

約数和(自身を除く): 2068724745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2121767, 6365301, 10608835, 14852369, 19095903, 31826505, 44557107, 57287709, 74261845, 95479515, 133671321, 222785535, 286438545, 401013963, 668356605, 2005069815]

約数ペア:

[(1, 2005069815), (3, 668356605), (5, 401013963), (7, 286438545), (9, 222785535), (15, 133671321), (21, 95479515), (27, 74261845), (35, 57287709), (45, 44557107), (63, 31826505), (105, 19095903), (135, 14852369), (189, 10608835), (315, 6365301), (945, 2121767)]