26428221

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{51517}}^1$

素因数の和:51545

約数の個数: 16

約数和(自身を含む): 41214400

約数和(自身を除く): 14786179

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 51517, 154551, 463653, 978823, 1390959, 2936469, 8809407, 26428221]

約数ペア:

[(1, 26428221), (3, 8809407), (9, 2936469), (19, 1390959), (27, 978823), (57, 463653), (171, 154551), (513, 51517)]