28555119

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{55663}}^1$

素因数の和:55691

約数の個数: 16

約数和(自身を含む): 44531200

約数和(自身を除く): 15976081

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 55663, 166989, 500967, 1057597, 1502901, 3172791, 9518373, 28555119]

約数ペア:

[(1, 28555119), (3, 9518373), (9, 3172791), (19, 1502901), (27, 1057597), (57, 500967), (171, 166989), (513, 55663)]