287357517

素因数分解:

$3^3\times {\mathrm{2129}}^1\times {\mathrm{4999}}^1$

素因数の和:7137

約数の個数: 16

約数和(自身を含む): 426000000

約数和(自身を除く): 138642483

約数列:

[1, 3, 9, 27, 2129, 4999, 6387, 14997, 19161, 44991, 57483, 134973, 10642871, 31928613, 95785839, 287357517]

約数ペア:

[(1, 287357517), (3, 95785839), (9, 31928613), (27, 10642871), (2129, 134973), (4999, 57483), (6387, 44991), (14997, 19161)]