163890459

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{65269}}^1$

素因数の和:65312

約数の個数: 20

約数和(自身を含む): 252725440

約数和(自身を除く): 88834981

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 65269, 195807, 587421, 1762263, 2023339, 5286789, 6070017, 18210051, 54630153, 163890459]

約数ペア:

[(1, 163890459), (3, 54630153), (9, 18210051), (27, 6070017), (31, 5286789), (81, 2023339), (93, 1762263), (279, 587421), (837, 195807), (2511, 65269)]