287535609

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2339}}^1$

素因数の和:2534

約数の個数: 32

約数和(自身を含む): 443664000

約数和(自身を除く): 156128391

約数列:

[1, 3, 9, 27, 29, 87, 157, 261, 471, 783, 1413, 2339, 4239, 4553, 7017, 13659, 21051, 40977, 63153, 67831, 122931, 203493, 367223, 610479, 1101669, 1831437, 3305007, 9915021, 10649467, 31948401, 95845203, 287535609]

約数ペア:

[(1, 287535609), (3, 95845203), (9, 31948401), (27, 10649467), (29, 9915021), (87, 3305007), (157, 1831437), (261, 1101669), (471, 610479), (783, 367223), (1413, 203493), (2339, 122931), (4239, 67831), (4553, 63153), (7017, 40977), (13659, 21051)]