12786158

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 25239600

約数和(自身を除く): 12453442

約数列:

[1, 2, 7, 11, 14, 22, 29, 49, 58, 77, 98, 154, 203, 319, 406, 409, 539, 638, 818, 1078, 1421, 2233, 2842, 2863, 4466, 4499, 5726, 8998, 11861, 15631, 20041, 23722, 31262, 31493, 40082, 62986, 83027, 130471, 166054, 220451, 260942, 440902, 581189, 913297, 1162378, 1826594, 6393079, 12786158]

約数ペア:

[(1, 12786158), (2, 6393079), (7, 1826594), (11, 1162378), (14, 913297), (22, 581189), (29, 440902), (49, 260942), (58, 220451), (77, 166054), (98, 130471), (154, 83027), (203, 62986), (319, 40082), (406, 31493), (409, 31262), (539, 23722), (638, 20041), (818, 15631), (1078, 11861), (1421, 8998), (2233, 5726), (2842, 4499), (2863, 4466)]