2666763

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 40

約数和(自身を含む): 4512816

約数和(自身を除く): 1846053

約数列:

[1, 3, 9, 11, 27, 33, 41, 73, 81, 99, 123, 219, 297, 369, 451, 657, 803, 891, 1107, 1353, 1971, 2409, 2993, 3321, 4059, 5913, 7227, 8979, 12177, 21681, 26937, 32923, 36531, 65043, 80811, 98769, 242433, 296307, 888921, 2666763]

約数ペア:

[(1, 2666763), (3, 888921), (9, 296307), (11, 242433), (27, 98769), (33, 80811), (41, 65043), (73, 36531), (81, 32923), (99, 26937), (123, 21681), (219, 12177), (297, 8979), (369, 7227), (451, 5913), (657, 4059), (803, 3321), (891, 2993), (1107, 2409), (1353, 1971)]