128243121

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61331}}^1$

素因数の和:61392

約数の個数: 16

約数和(自身を含む): 185467968

約数和(自身を除く): 57224847

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 61331, 183993, 1042627, 2514571, 3127881, 7543713, 42747707, 128243121]

約数ペア:

[(1, 128243121), (3, 42747707), (17, 7543713), (41, 3127881), (51, 2514571), (123, 1042627), (697, 183993), (2091, 61331)]