28686633

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 42172416

約数和(自身を除く): 13485783

約数列:

[1, 3, 17, 43, 51, 103, 127, 129, 309, 381, 731, 1751, 2159, 2193, 4429, 5253, 5461, 6477, 13081, 13287, 16383, 39243, 75293, 92837, 222377, 225879, 278511, 562483, 667131, 1687449, 9562211, 28686633]

約数ペア:

[(1, 28686633), (3, 9562211), (17, 1687449), (43, 667131), (51, 562483), (103, 278511), (127, 225879), (129, 222377), (309, 92837), (381, 75293), (731, 39243), (1751, 16383), (2159, 13287), (2193, 13081), (4429, 6477), (5253, 5461)]