209394556

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{523}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 427248640

約数和(自身を除く): 217854084

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 181, 316, 362, 523, 553, 724, 1046, 1106, 1267, 2092, 2212, 2534, 3661, 5068, 7322, 14299, 14644, 28598, 41317, 57196, 82634, 94663, 100093, 165268, 189326, 200186, 289219, 378652, 400372, 578438, 662641, 1156876, 1325282, 2650564, 7478377, 14956754, 29913508, 52348639, 104697278, 209394556]

約数ペア:

[(1, 209394556), (2, 104697278), (4, 52348639), (7, 29913508), (14, 14956754), (28, 7478377), (79, 2650564), (158, 1325282), (181, 1156876), (316, 662641), (362, 578438), (523, 400372), (553, 378652), (724, 289219), (1046, 200186), (1106, 189326), (1267, 165268), (2092, 100093), (2212, 94663), (2534, 82634), (3661, 57196), (5068, 41317), (7322, 28598), (14299, 14644)]