12881943

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{25111}}^1$

素因数の和:25139

約数の個数: 16

約数和(自身を含む): 20089600

約数和(自身を除く): 7207657

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 25111, 75333, 225999, 477109, 677997, 1431327, 4293981, 12881943]

約数ペア:

[(1, 12881943), (3, 4293981), (9, 1431327), (19, 677997), (27, 477109), (57, 225999), (171, 75333), (513, 25111)]