128061729

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{27737}}^1$

素因数の和:27771

約数の個数: 24

約数和(自身を含む): 201932640

約数和(自身を除く): 73870911

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 27737, 83211, 249633, 527003, 748899, 1581009, 2246697, 4743027, 6740091, 14229081, 42687243, 128061729]

約数ペア:

[(1, 128061729), (3, 42687243), (9, 14229081), (19, 6740091), (27, 4743027), (57, 2246697), (81, 1581009), (171, 748899), (243, 527003), (513, 249633), (1539, 83211), (4617, 27737)]