28362069

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:551

約数の個数: 40

約数和(自身を含む): 45999360

約数和(自身を除く): 17637291

約数列:

[1, 3, 9, 17, 27, 43, 51, 81, 129, 153, 387, 459, 479, 731, 1161, 1377, 1437, 2193, 3483, 4311, 6579, 8143, 12933, 19737, 20597, 24429, 38799, 59211, 61791, 73287, 185373, 219861, 350149, 556119, 659583, 1050447, 1668357, 3151341, 9454023, 28362069]

約数ペア:

[(1, 28362069), (3, 9454023), (9, 3151341), (17, 1668357), (27, 1050447), (43, 659583), (51, 556119), (81, 350149), (129, 219861), (153, 185373), (387, 73287), (459, 61791), (479, 59211), (731, 38799), (1161, 24429), (1377, 20597), (1437, 19737), (2193, 12933), (3483, 8143), (4311, 6579)]