144278416

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{209707}}^1$

素因数の和:209758

約数の個数: 20

約数和(自身を含む): 286041712

約数和(自身を除く): 141763296

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 209707, 419414, 838828, 1677656, 3355312, 9017401, 18034802, 36069604, 72139208, 144278416]

約数ペア:

[(1, 144278416), (2, 72139208), (4, 36069604), (8, 18034802), (16, 9017401), (43, 3355312), (86, 1677656), (172, 838828), (344, 419414), (688, 209707)]