128583009

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{460871}}^1$

素因数の和:460908

約数の個数: 12

約数和(自身を含む): 191722752

約数和(自身を除く): 63139743

約数列:

[1, 3, 9, 31, 93, 279, 460871, 1382613, 4147839, 14287001, 42861003, 128583009]

約数ペア:

[(1, 128583009), (3, 42861003), (9, 14287001), (31, 4147839), (93, 1382613), (279, 460871)]