248538105

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{541}}^1$

素因数の和:679

約数の個数: 64

約数和(自身を含む): 458922240

約数和(自身を除く): 210384135

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 83, 123, 135, 205, 249, 369, 415, 541, 615, 747, 1107, 1245, 1623, 1845, 2241, 2705, 3403, 3735, 4869, 5535, 8115, 10209, 11205, 14607, 17015, 22181, 24345, 30627, 44903, 51045, 66543, 73035, 91881, 110905, 134709, 153135, 199629, 224515, 332715, 404127, 459405, 598887, 673545, 998145, 1212381, 1841023, 2020635, 2994435, 5523069, 6061905, 9205115, 16569207, 27615345, 49707621, 82846035, 248538105]

約数ペア:

[(1, 248538105), (3, 82846035), (5, 49707621), (9, 27615345), (15, 16569207), (27, 9205115), (41, 6061905), (45, 5523069), (83, 2994435), (123, 2020635), (135, 1841023), (205, 1212381), (249, 998145), (369, 673545), (415, 598887), (541, 459405), (615, 404127), (747, 332715), (1107, 224515), (1245, 199629), (1623, 153135), (1845, 134709), (2241, 110905), (2705, 91881), (3403, 73035), (3735, 66543), (4869, 51045), (5535, 44903), (8115, 30627), (10209, 24345), (11205, 22181), (14607, 17015)]