28999311

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12377}}^1$

素因数の和:12462

約数の個数: 16

約数和(自身を含む): 42778368

約数和(自身を除く): 13779057

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 12377, 37131, 136147, 408441, 878767, 2636301, 9666437, 28999311]

約数ペア:

[(1, 28999311), (3, 9666437), (11, 2636301), (33, 878767), (71, 408441), (213, 136147), (781, 37131), (2343, 12377)]