81051068

素因数分解:

$2^2\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{2663}}^1$

素因数の和:3761

約数の個数: 24

約数和(自身を含む): 162312192

約数和(自身を除く): 81261124

約数列:

[1, 2, 4, 7, 14, 28, 1087, 2174, 2663, 4348, 5326, 7609, 10652, 15218, 18641, 30436, 37282, 74564, 2894681, 5789362, 11578724, 20262767, 40525534, 81051068]

約数ペア:

[(1, 81051068), (2, 40525534), (4, 20262767), (7, 11578724), (14, 5789362), (28, 2894681), (1087, 74564), (2174, 37282), (2663, 30436), (4348, 18641), (5326, 15218), (7609, 10652)]