16747857

素因数分解:

$3^3\times 7^2\times {\mathrm{12659}}^1$

素因数の和:12682

約数の個数: 24

約数和(自身を含む): 28864800

約数和(自身を除く): 12116943

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 12659, 37977, 88613, 113931, 265839, 341793, 620291, 797517, 1860873, 2392551, 5582619, 16747857]

約数ペア:

[(1, 16747857), (3, 5582619), (7, 2392551), (9, 1860873), (21, 797517), (27, 620291), (49, 341793), (63, 265839), (147, 113931), (189, 88613), (441, 37977), (1323, 12659)]