13408605

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{2027}}^1$

素因数の和:2055

約数の個数: 48

約数和(自身を含む): 27743040

約数和(自身を除く): 14334435

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2027, 2205, 6081, 6615, 10135, 14189, 18243, 30405, 42567, 54729, 70945, 91215, 99323, 127701, 212835, 273645, 297969, 383103, 496615, 638505, 893907, 1489845, 1915515, 2681721, 4469535, 13408605]

約数ペア:

[(1, 13408605), (3, 4469535), (5, 2681721), (7, 1915515), (9, 1489845), (15, 893907), (21, 638505), (27, 496615), (35, 383103), (45, 297969), (49, 273645), (63, 212835), (105, 127701), (135, 99323), (147, 91215), (189, 70945), (245, 54729), (315, 42567), (441, 30405), (735, 18243), (945, 14189), (1323, 10135), (2027, 6615), (2205, 6081)]