3086505

素因数分解:

$3^4\times 5^1\times {\mathrm{7621}}^1$

素因数の和:7638

約数の個数: 20

約数和(自身を含む): 5533572

約数和(自身を除く): 2447067

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 7621, 22863, 38105, 68589, 114315, 205767, 342945, 617301, 1028835, 3086505]

約数ペア:

[(1, 3086505), (3, 1028835), (5, 617301), (9, 342945), (15, 205767), (27, 114315), (45, 68589), (81, 38105), (135, 22863), (405, 7621)]