16767261

素因数分解:

$3^2\times 7^2\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:410

約数の個数: 36

約数和(自身を含む): 28463292

約数和(自身を除く): 11696031

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 193, 197, 441, 579, 591, 1351, 1379, 1737, 1773, 4053, 4137, 9457, 9653, 12159, 12411, 28371, 28959, 38021, 85113, 86877, 114063, 266147, 342189, 798441, 1863029, 2395323, 5589087, 16767261]

約数ペア:

[(1, 16767261), (3, 5589087), (7, 2395323), (9, 1863029), (21, 798441), (49, 342189), (63, 266147), (147, 114063), (193, 86877), (197, 85113), (441, 38021), (579, 28959), (591, 28371), (1351, 12411), (1379, 12159), (1737, 9653), (1773, 9457), (4053, 4137)]