18285399

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 30962400

約数和(自身を除く): 12677001

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 121, 193, 261, 297, 319, 363, 579, 783, 957, 1089, 1737, 2123, 2871, 3267, 3509, 5211, 5597, 6369, 8613, 10527, 16791, 19107, 23353, 31581, 50373, 57321, 61567, 70059, 94743, 151119, 184701, 210177, 554103, 630531, 677237, 1662309, 2031711, 6095133, 18285399]

約数ペア:

[(1, 18285399), (3, 6095133), (9, 2031711), (11, 1662309), (27, 677237), (29, 630531), (33, 554103), (87, 210177), (99, 184701), (121, 151119), (193, 94743), (261, 70059), (297, 61567), (319, 57321), (363, 50373), (579, 31581), (783, 23353), (957, 19107), (1089, 16791), (1737, 10527), (2123, 8613), (2871, 6369), (3267, 5597), (3509, 5211)]