28857411

素因数分解:

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

素因数の和:126

約数の個数: 40

約数和(自身を含む): 47670800

約数和(自身を除く): 18813389

約数列:

[1, 3, 9, 11, 27, 33, 73, 99, 121, 219, 297, 363, 657, 803, 1089, 1331, 1971, 2409, 3267, 3993, 7227, 8833, 11979, 14641, 21681, 26499, 35937, 43923, 79497, 97163, 131769, 238491, 291489, 395307, 874467, 1068793, 2623401, 3206379, 9619137, 28857411]

約数ペア:

[(1, 28857411), (3, 9619137), (9, 3206379), (11, 2623401), (27, 1068793), (33, 874467), (73, 395307), (99, 291489), (121, 238491), (219, 131769), (297, 97163), (363, 79497), (657, 43923), (803, 35937), (1089, 26499), (1331, 21681), (1971, 14641), (2409, 11979), (3267, 8833), (3993, 7227)]