28551393

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{81343}}^1$

素因数の和:81365

約数の個数: 16

約数和(自身を含む): 45552640

約数和(自身を除く): 17001247

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 81343, 244029, 732087, 1057459, 2196261, 3172377, 9517131, 28551393]

約数ペア:

[(1, 28551393), (3, 9517131), (9, 3172377), (13, 2196261), (27, 1057459), (39, 732087), (117, 244029), (351, 81343)]