16532721

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 26208000

約数和(自身を除く): 9675279

約数列:

[1, 3, 9, 17, 27, 51, 153, 181, 199, 459, 543, 597, 1629, 1791, 3077, 3383, 4887, 5373, 9231, 10149, 27693, 30447, 36019, 83079, 91341, 108057, 324171, 612323, 972513, 1836969, 5510907, 16532721]

約数ペア:

[(1, 16532721), (3, 5510907), (9, 1836969), (17, 972513), (27, 612323), (51, 324171), (153, 108057), (181, 91341), (199, 83079), (459, 36019), (543, 30447), (597, 27693), (1629, 10149), (1791, 9231), (3077, 5373), (3383, 4887)]