16671339

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{12107}}^1$

素因数の和:12136

約数の個数: 20

約数和(自身を含む): 26371224

約数和(自身を除く): 9699885

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 12107, 36321, 108963, 205819, 326889, 617457, 980667, 1852371, 5557113, 16671339]

約数ペア:

[(1, 16671339), (3, 5557113), (9, 1852371), (17, 980667), (27, 617457), (51, 326889), (81, 205819), (153, 108963), (459, 36321), (1377, 12107)]