90807821

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{853}}^1$

素因数の和:1316

約数の個数: 16

約数和(自身を含む): 103299840

約数和(自身を除く): 12492019

約数列:

[1, 13, 19, 247, 431, 853, 5603, 8189, 11089, 16207, 106457, 210691, 367643, 4779359, 6985217, 90807821]

約数ペア:

[(1, 90807821), (13, 6985217), (19, 4779359), (247, 367643), (431, 210691), (853, 106457), (5603, 16207), (8189, 11089)]