205622199

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{400823}}^1$

素因数の和:400851

約数の個数: 16

約数和(自身を含む): 320659200

約数和(自身を除く): 115037001

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 400823, 1202469, 3607407, 7615637, 10822221, 22846911, 68540733, 205622199]

約数ペア:

[(1, 205622199), (3, 68540733), (9, 22846911), (19, 10822221), (27, 7615637), (57, 3607407), (171, 1202469), (513, 400823)]