12772809

素因数分解:

$3^6\times 7^1\times {\mathrm{2503}}^1$

素因数の和:2528

約数の個数: 28

約数和(自身を含む): 21894976

約数和(自身を除く): 9122167

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2503, 5103, 7509, 17521, 22527, 52563, 67581, 157689, 202743, 473067, 608229, 1419201, 1824687, 4257603, 12772809]

約数ペア:

[(1, 12772809), (3, 4257603), (7, 1824687), (9, 1419201), (21, 608229), (27, 473067), (63, 202743), (81, 157689), (189, 67581), (243, 52563), (567, 22527), (729, 17521), (1701, 7509), (2503, 5103)]