221489288

素因数分解:

$2^3\times {\mathrm{839}}^1\times {\mathrm{32999}}^1$

素因数の和:33844

約数の個数: 16

約数和(自身を含む): 415800000

約数和(自身を除く): 194310712

約数列:

[1, 2, 4, 8, 839, 1678, 3356, 6712, 32999, 65998, 131996, 263992, 27686161, 55372322, 110744644, 221489288]

約数ペア:

[(1, 221489288), (2, 110744644), (4, 55372322), (8, 27686161), (839, 263992), (1678, 131996), (3356, 65998), (6712, 32999)]