56961981

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3001}}^1$

素因数の和:3066

約数の個数: 32

約数和(自身を含む): 91260800

約数和(自身を除く): 34298819

約数列:

[1, 3, 9, 19, 27, 37, 57, 111, 171, 333, 513, 703, 999, 2109, 3001, 6327, 9003, 18981, 27009, 57019, 81027, 111037, 171057, 333111, 513171, 999333, 1539513, 2109703, 2997999, 6329109, 18987327, 56961981]

約数ペア:

[(1, 56961981), (3, 18987327), (9, 6329109), (19, 2997999), (27, 2109703), (37, 1539513), (57, 999333), (111, 513171), (171, 333111), (333, 171057), (513, 111037), (703, 81027), (999, 57019), (2109, 27009), (3001, 18981), (6327, 9003)]