129122613

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{251701}}^1$

素因数の和:251729

約数の個数: 16

約数和(自身を含む): 201361600

約数和(自身を除く): 72238987

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 251701, 755103, 2265309, 4782319, 6795927, 14346957, 43040871, 129122613]

約数ペア:

[(1, 129122613), (3, 43040871), (9, 14346957), (19, 6795927), (27, 4782319), (57, 2265309), (171, 755103), (513, 251701)]