138877676

素因数分解:

$2^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{18859}}^1$

素因数の和:19133

約数の個数: 24

約数和(自身を含む): 278826240

約数和(自身を除く): 139948564

約数列:

[1, 2, 4, 7, 14, 28, 263, 526, 1052, 1841, 3682, 7364, 18859, 37718, 75436, 132013, 264026, 528052, 4959917, 9919834, 19839668, 34719419, 69438838, 138877676]

約数ペア:

[(1, 138877676), (2, 69438838), (4, 34719419), (7, 19839668), (14, 9919834), (28, 4959917), (263, 528052), (526, 264026), (1052, 132013), (1841, 75436), (3682, 37718), (7364, 18859)]