16481313

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{11969}}^1$

素因数の和:11998

約数の個数: 20

約数和(自身を含む): 26070660

約数和(自身を除く): 9589347

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 11969, 35907, 107721, 203473, 323163, 610419, 969489, 1831257, 5493771, 16481313]

約数ペア:

[(1, 16481313), (3, 5493771), (9, 1831257), (17, 969489), (27, 610419), (51, 323163), (81, 203473), (153, 107721), (459, 35907), (1377, 11969)]