2008279989

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{31327}}^1$

素因数の和:31769

約数の個数: 24

約数和(自身を含む): 3078915840

約数和(自身を除く): 1070635851

約数列:

[1, 3, 9, 17, 51, 153, 419, 1257, 3771, 7123, 21369, 31327, 64107, 93981, 281943, 532559, 1597677, 4793031, 13126013, 39378039, 118134117, 223142221, 669426663, 2008279989]

約数ペア:

[(1, 2008279989), (3, 669426663), (9, 223142221), (17, 118134117), (51, 39378039), (153, 13126013), (419, 4793031), (1257, 1597677), (3771, 532559), (7123, 281943), (21369, 93981), (31327, 64107)]