2091990465

素因数分解:

$3^2\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{17737}}^1$

素因数の和:20369

約数の個数: 24

約数和(自身を含む): 3627704808

約数和(自身を除く): 1535714343

約数列:

[1, 3, 5, 9, 15, 45, 2621, 7863, 13105, 17737, 23589, 39315, 53211, 88685, 117945, 159633, 266055, 798165, 46488677, 139466031, 232443385, 418398093, 697330155, 2091990465]

約数ペア:

[(1, 2091990465), (3, 697330155), (5, 418398093), (9, 232443385), (15, 139466031), (45, 46488677), (2621, 798165), (7863, 266055), (13105, 159633), (17737, 117945), (23589, 88685), (39315, 53211)]