128567913

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{2621}}^1$

素因数の和:2904

約数の個数: 16

約数和(自身を含む): 174436416

約数和(自身を除く): 45868503

約数列:

[1, 3, 83, 197, 249, 591, 2621, 7863, 16351, 49053, 217543, 516337, 652629, 1549011, 42855971, 128567913]

約数ペア:

[(1, 128567913), (3, 42855971), (83, 1549011), (197, 652629), (249, 516337), (591, 217543), (2621, 49053), (7863, 16351)]