289957256

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{6637}}^1$

素因数の和:6813

約数の個数: 32

約数和(自身を含む): 560778240

約数和(自身を除く): 270820984

約数列:

[1, 2, 4, 8, 43, 86, 127, 172, 254, 344, 508, 1016, 5461, 6637, 10922, 13274, 21844, 26548, 43688, 53096, 285391, 570782, 842899, 1141564, 1685798, 2283128, 3371596, 6743192, 36244657, 72489314, 144978628, 289957256]

約数ペア:

[(1, 289957256), (2, 144978628), (4, 72489314), (8, 36244657), (43, 6743192), (86, 3371596), (127, 2283128), (172, 1685798), (254, 1141564), (344, 842899), (508, 570782), (1016, 285391), (5461, 53096), (6637, 43688), (10922, 26548), (13274, 21844)]