138929812

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{121019}}^1$

素因数の和:121071

約数の個数: 24

約数和(自身を含む): 284639040

約数和(自身を除く): 145709228

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 121019, 242038, 484076, 847133, 1694266, 3388532, 4961779, 9923558, 19847116, 34732453, 69464906, 138929812]

約数ペア:

[(1, 138929812), (2, 69464906), (4, 34732453), (7, 19847116), (14, 9923558), (28, 4961779), (41, 3388532), (82, 1694266), (164, 847133), (287, 484076), (574, 242038), (1148, 121019)]