206820712

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{85889}}^1$

素因数の和:85945

約数の個数: 32

約数和(自身を含む): 453499200

約数和(自身を除く): 246678488

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 85889, 171778, 343556, 601223, 687112, 1202446, 2404892, 3693227, 4809784, 7386454, 14772908, 25852589, 29545816, 51705178, 103410356, 206820712]

約数ペア:

[(1, 206820712), (2, 103410356), (4, 51705178), (7, 29545816), (8, 25852589), (14, 14772908), (28, 7386454), (43, 4809784), (56, 3693227), (86, 2404892), (172, 1202446), (301, 687112), (344, 601223), (602, 343556), (1204, 171778), (2408, 85889)]