16225191

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{11783}}^1$

素因数の和:11812

約数の個数: 20

約数和(自身を含む): 25665552

約数和(自身を除く): 9440361

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 11783, 35349, 106047, 200311, 318141, 600933, 954423, 1802799, 5408397, 16225191]

約数ペア:

[(1, 16225191), (3, 5408397), (9, 1802799), (17, 954423), (27, 600933), (51, 318141), (81, 200311), (153, 106047), (459, 35349), (1377, 11783)]