128686306

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 224243712

約数和(自身を除く): 95557406

約数列:

[1, 2, 7, 14, 127, 157, 254, 314, 461, 889, 922, 1099, 1778, 2198, 3227, 6454, 19939, 39878, 58547, 72377, 117094, 139573, 144754, 279146, 409829, 506639, 819658, 1013278, 9191879, 18383758, 64343153, 128686306]

約数ペア:

[(1, 128686306), (2, 64343153), (7, 18383758), (14, 9191879), (127, 1013278), (157, 819658), (254, 506639), (314, 409829), (461, 279146), (889, 144754), (922, 139573), (1099, 117094), (1778, 72377), (2198, 58547), (3227, 39878), (6454, 19939)]