28174904

素因数分解:

$2^3\times {\mathrm{167}}^1\times {\mathrm{21089}}^1$

素因数の和:21262

約数の個数: 16

約数和(自身を含む): 53146800

約数和(自身を除く): 24971896

約数列:

[1, 2, 4, 8, 167, 334, 668, 1336, 21089, 42178, 84356, 168712, 3521863, 7043726, 14087452, 28174904]

約数ペア:

[(1, 28174904), (2, 14087452), (4, 7043726), (8, 3521863), (167, 168712), (334, 84356), (668, 42178), (1336, 21089)]