12742695

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{5779}}^1$

素因数の和:5804

約数の個数: 36

約数和(自身を含む): 25697880

約数和(自身を除く): 12955185

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 5779, 17337, 28895, 40453, 52011, 86685, 121359, 202265, 260055, 283171, 364077, 606795, 849513, 1415855, 1820385, 2548539, 4247565, 12742695]

約数ペア:

[(1, 12742695), (3, 4247565), (5, 2548539), (7, 1820385), (9, 1415855), (15, 849513), (21, 606795), (35, 364077), (45, 283171), (49, 260055), (63, 202265), (105, 121359), (147, 86685), (245, 52011), (315, 40453), (441, 28895), (735, 17337), (2205, 5779)]