156931016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{25117}}^1$

素因数の和:25205

約数の個数: 32

約数和(自身を含む): 325529280

約数和(自身を除く): 168598264

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 6248, 25117, 50234, 100468, 200936, 276287, 552574, 1105148, 1783307, 2210296, 3566614, 7133228, 14266456, 19616377, 39232754, 78465508, 156931016]

約数ペア:

[(1, 156931016), (2, 78465508), (4, 39232754), (8, 19616377), (11, 14266456), (22, 7133228), (44, 3566614), (71, 2210296), (88, 1783307), (142, 1105148), (284, 552574), (568, 276287), (781, 200936), (1562, 100468), (3124, 50234), (6248, 25117)]