12887019

素因数分解:

$3^5\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 19476912

約数和(自身を除く): 6589893

約数列:

[1, 3, 9, 27, 81, 181, 243, 293, 543, 879, 1629, 2637, 4887, 7911, 14661, 23733, 43983, 53033, 71199, 159099, 477297, 1431891, 4295673, 12887019]

約数ペア:

[(1, 12887019), (3, 4295673), (9, 1431891), (27, 477297), (81, 159099), (181, 71199), (243, 53033), (293, 43983), (543, 23733), (879, 14661), (1629, 7911), (2637, 4887)]