28102908

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 67858560

約数和(自身を除く): 39755652

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 107, 129, 172, 214, 258, 321, 428, 509, 516, 642, 1018, 1284, 1527, 2036, 3054, 4601, 6108, 9202, 13803, 18404, 21887, 27606, 43774, 54463, 55212, 65661, 87548, 108926, 131322, 163389, 217852, 262644, 326778, 653556, 2341909, 4683818, 7025727, 9367636, 14051454, 28102908]

約数ペア:

[(1, 28102908), (2, 14051454), (3, 9367636), (4, 7025727), (6, 4683818), (12, 2341909), (43, 653556), (86, 326778), (107, 262644), (129, 217852), (172, 163389), (214, 131322), (258, 108926), (321, 87548), (428, 65661), (509, 55212), (516, 54463), (642, 43774), (1018, 27606), (1284, 21887), (1527, 18404), (2036, 13803), (3054, 9202), (4601, 6108)]