9939969

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{28319}}^1$

素因数の和:28341

約数の個数: 16

約数和(自身を含む): 15859200

約数和(自身を除く): 5919231

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 28319, 84957, 254871, 368147, 764613, 1104441, 3313323, 9939969]

約数ペア:

[(1, 9939969), (3, 3313323), (9, 1104441), (13, 764613), (27, 368147), (39, 254871), (117, 84957), (351, 28319)]