27791181

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 46807488

約数和(自身を除く): 19016307

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 243, 281, 297, 333, 407, 843, 891, 999, 1221, 2529, 2673, 2997, 3091, 3663, 7587, 8991, 9273, 10397, 10989, 22761, 27819, 31191, 32967, 68283, 83457, 93573, 98901, 114367, 250371, 280719, 343101, 751113, 842157, 1029303, 2526471, 3087909, 9263727, 27791181]

約数ペア:

[(1, 27791181), (3, 9263727), (9, 3087909), (11, 2526471), (27, 1029303), (33, 842157), (37, 751113), (81, 343101), (99, 280719), (111, 250371), (243, 114367), (281, 98901), (297, 93573), (333, 83457), (407, 68283), (843, 32967), (891, 31191), (999, 27819), (1221, 22761), (2529, 10989), (2673, 10397), (2997, 9273), (3091, 8991), (3663, 7587)]