138976

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:154

約数の個数: 24

約数和(自身を含む): 282744

約数和(自身を除く): 143768

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 101, 172, 202, 344, 404, 688, 808, 1376, 1616, 3232, 4343, 8686, 17372, 34744, 69488, 138976]

約数ペア:

[(1, 138976), (2, 69488), (4, 34744), (8, 17372), (16, 8686), (32, 4343), (43, 3232), (86, 1616), (101, 1376), (172, 808), (202, 688), (344, 404)]