28684818

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{359}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 65370240

約数和(自身を除く): 36685422

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 193, 207, 359, 386, 414, 579, 718, 1077, 1158, 1737, 2154, 3231, 3474, 4439, 6462, 8257, 8878, 13317, 16514, 24771, 26634, 39951, 49542, 69287, 74313, 79902, 138574, 148626, 207861, 415722, 623583, 1247166, 1593601, 3187202, 4780803, 9561606, 14342409, 28684818]

約数ペア:

[(1, 28684818), (2, 14342409), (3, 9561606), (6, 4780803), (9, 3187202), (18, 1593601), (23, 1247166), (46, 623583), (69, 415722), (138, 207861), (193, 148626), (207, 138574), (359, 79902), (386, 74313), (414, 69287), (579, 49542), (718, 39951), (1077, 26634), (1158, 24771), (1737, 16514), (2154, 13317), (3231, 8878), (3474, 8257), (4439, 6462)]