31086405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 66044160

約数和(自身を除く): 34957755

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 41, 45, 63, 83, 87, 105, 123, 145, 203, 205, 249, 261, 287, 315, 369, 415, 435, 581, 609, 615, 747, 861, 1015, 1189, 1245, 1305, 1435, 1743, 1827, 1845, 2407, 2583, 2905, 3045, 3403, 3567, 3735, 4305, 5229, 5945, 7221, 8323, 8715, 9135, 10209, 10701, 12035, 12915, 16849, 17015, 17835, 21663, 23821, 24969, 26145, 30627, 36105, 41615, 50547, 51045, 53505, 71463, 74907, 84245, 98687, 108315, 119105, 124845, 151641, 153135, 214389, 252735, 296061, 357315, 374535, 493435, 690809, 758205, 888183, 1071945, 1480305, 2072427, 3454045, 4440915, 6217281, 10362135, 31086405]

約数ペア:

[(1, 31086405), (3, 10362135), (5, 6217281), (7, 4440915), (9, 3454045), (15, 2072427), (21, 1480305), (29, 1071945), (35, 888183), (41, 758205), (45, 690809), (63, 493435), (83, 374535), (87, 357315), (105, 296061), (123, 252735), (145, 214389), (203, 153135), (205, 151641), (249, 124845), (261, 119105), (287, 108315), (315, 98687), (369, 84245), (415, 74907), (435, 71463), (581, 53505), (609, 51045), (615, 50547), (747, 41615), (861, 36105), (1015, 30627), (1189, 26145), (1245, 24969), (1305, 23821), (1435, 21663), (1743, 17835), (1827, 17015), (1845, 16849), (2407, 12915), (2583, 12035), (2905, 10701), (3045, 10209), (3403, 9135), (3567, 8715), (3735, 8323), (4305, 7221), (5229, 5945)]