12875787

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{1321}}^1$

素因数の和:1368

約数の個数: 24

約数和(自身を含む): 20147280

約数和(自身を除く): 7271493

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 1321, 3249, 3963, 9747, 11889, 25099, 35667, 75297, 225891, 476881, 677673, 1430643, 4291929, 12875787]

約数ペア:

[(1, 12875787), (3, 4291929), (9, 1430643), (19, 677673), (27, 476881), (57, 225891), (171, 75297), (361, 35667), (513, 25099), (1083, 11889), (1321, 9747), (3249, 3963)]