16576569

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{10771}}^1$

素因数の和:10802

約数の個数: 20

約数和(自身を含む): 26068240

約数和(自身を除く): 9491671

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 10771, 32313, 96939, 204649, 290817, 613947, 872451, 1841841, 5525523, 16576569]

約数ペア:

[(1, 16576569), (3, 5525523), (9, 1841841), (19, 872451), (27, 613947), (57, 290817), (81, 204649), (171, 96939), (513, 32313), (1539, 10771)]