80687421

素因数分解:

$3^5\times {\mathrm{223}}^1\times {\mathrm{1489}}^1$

素因数の和:1727

約数の個数: 24

約数和(自身を含む): 121488640

約数和(自身を除く): 40801219

約数列:

[1, 3, 9, 27, 81, 223, 243, 669, 1489, 2007, 4467, 6021, 13401, 18063, 40203, 54189, 120609, 332047, 361827, 996141, 2988423, 8965269, 26895807, 80687421]

約数ペア:

[(1, 80687421), (3, 26895807), (9, 8965269), (27, 2988423), (81, 996141), (223, 361827), (243, 332047), (669, 120609), (1489, 54189), (2007, 40203), (4467, 18063), (6021, 13401)]