2912331105

素因数分解:

$3^4\times 5^1\times {\mathrm{7190941}}^1$

素因数の和:7190958

約数の個数: 20

約数和(自身を含む): 5220623892

約数和(自身を除く): 2308292787

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 7190941, 21572823, 35954705, 64718469, 107864115, 194155407, 323592345, 582466221, 970777035, 2912331105]

約数ペア:

[(1, 2912331105), (3, 970777035), (5, 582466221), (9, 323592345), (15, 194155407), (27, 107864115), (45, 64718469), (81, 35954705), (135, 21572823), (405, 7190941)]