3878721

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 7263360

約数和(自身を除く): 3384639

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 193, 203, 231, 261, 319, 579, 609, 693, 957, 1351, 1737, 1827, 2123, 2233, 2871, 4053, 5597, 6369, 6699, 12159, 14861, 16791, 19107, 20097, 39179, 44583, 50373, 61567, 117537, 133749, 184701, 352611, 430969, 554103, 1292907, 3878721]

約数ペア:

[(1, 3878721), (3, 1292907), (7, 554103), (9, 430969), (11, 352611), (21, 184701), (29, 133749), (33, 117537), (63, 61567), (77, 50373), (87, 44583), (99, 39179), (193, 20097), (203, 19107), (231, 16791), (261, 14861), (319, 12159), (579, 6699), (609, 6369), (693, 5597), (957, 4053), (1351, 2871), (1737, 2233), (1827, 2123)]