388677

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:200

約数の個数: 16

約数和(自身を含む): 557568

約数和(自身を除く): 168891

約数列:

[1, 3, 23, 43, 69, 129, 131, 393, 989, 2967, 3013, 5633, 9039, 16899, 129559, 388677]

約数ペア:

[(1, 388677), (3, 129559), (23, 16899), (43, 9039), (69, 5633), (129, 3013), (131, 2967), (393, 989)]