23087889

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 38814720

約数和(自身を除く): 15726831

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 121, 191, 297, 333, 363, 407, 573, 999, 1089, 1221, 1719, 2101, 3267, 3663, 4477, 5157, 6303, 7067, 10989, 13431, 18909, 21201, 23111, 40293, 56727, 63603, 69333, 77737, 120879, 190809, 207999, 233211, 623997, 699633, 855107, 2098899, 2565321, 7695963, 23087889]

約数ペア:

[(1, 23087889), (3, 7695963), (9, 2565321), (11, 2098899), (27, 855107), (33, 699633), (37, 623997), (99, 233211), (111, 207999), (121, 190809), (191, 120879), (297, 77737), (333, 69333), (363, 63603), (407, 56727), (573, 40293), (999, 23111), (1089, 21201), (1221, 18909), (1719, 13431), (2101, 10989), (3267, 7067), (3663, 6303), (4477, 5157)]