16580457

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{12041}}^1$

素因数の和:12070

約数の個数: 20

約数和(自身を含む): 26227476

約数和(自身を除く): 9647019

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 12041, 36123, 108369, 204697, 325107, 614091, 975321, 1842273, 5526819, 16580457]

約数ペア:

[(1, 16580457), (3, 5526819), (9, 1842273), (17, 975321), (27, 614091), (51, 325107), (81, 204697), (153, 108369), (459, 36123), (1377, 12041)]