138789896

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{57637}}^1$

素因数の和:57693

約数の個数: 32

約数和(自身を含む): 304328640

約数和(自身を除く): 165538744

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 57637, 115274, 230548, 403459, 461096, 806918, 1613836, 2478391, 3227672, 4956782, 9913564, 17348737, 19827128, 34697474, 69394948, 138789896]

約数ペア:

[(1, 138789896), (2, 69394948), (4, 34697474), (7, 19827128), (8, 17348737), (14, 9913564), (28, 4956782), (43, 3227672), (56, 2478391), (86, 1613836), (172, 806918), (301, 461096), (344, 403459), (602, 230548), (1204, 115274), (2408, 57637)]