12989673

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{25321}}^1$

素因数の和:25349

約数の個数: 16

約数和(自身を含む): 20257600

約数和(自身を除く): 7267927

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 25321, 75963, 227889, 481099, 683667, 1443297, 4329891, 12989673]

約数ペア:

[(1, 12989673), (3, 4329891), (9, 1443297), (19, 683667), (27, 481099), (57, 227889), (171, 75963), (513, 25321)]