817916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 1617840

約数和(自身を除く): 799924

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 641, 1276, 1282, 2564, 7051, 14102, 18589, 28204, 37178, 74356, 204479, 408958, 817916]

約数ペア:

[(1, 817916), (2, 408958), (4, 204479), (11, 74356), (22, 37178), (29, 28204), (44, 18589), (58, 14102), (116, 7051), (319, 2564), (638, 1282), (641, 1276)]