16957269

素因数分解:

$3^6\times 7^1\times {\mathrm{3323}}^1$

素因数の和:3348

約数の個数: 28

約数和(自身を含む): 29065056

約数和(自身を除く): 12107787

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 3323, 5103, 9969, 23261, 29907, 69783, 89721, 209349, 269163, 628047, 807489, 1884141, 2422467, 5652423, 16957269]

約数ペア:

[(1, 16957269), (3, 5652423), (7, 2422467), (9, 1884141), (21, 807489), (27, 628047), (63, 269163), (81, 209349), (189, 89721), (243, 69783), (567, 29907), (729, 23261), (1701, 9969), (3323, 5103)]