15138306

素因数分解:

$2^1\times 3^3\times {\mathrm{280339}}^1$

素因数の和:280350

約数の個数: 16

約数和(自身を含む): 33640800

約数和(自身を除く): 18502494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 280339, 560678, 841017, 1682034, 2523051, 5046102, 7569153, 15138306]

約数ペア:

[(1, 15138306), (2, 7569153), (3, 5046102), (6, 2523051), (9, 1682034), (18, 841017), (27, 560678), (54, 280339)]