51208767

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{4243}}^1$

素因数の和:4404

約数の個数: 20

約数和(自身を含む): 77028600

約数和(自身を除く): 25819833

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 4243, 12069, 12729, 38187, 114561, 343683, 632207, 1896621, 5689863, 17069589, 51208767]

約数ペア:

[(1, 51208767), (3, 17069589), (9, 5689863), (27, 1896621), (81, 632207), (149, 343683), (447, 114561), (1341, 38187), (4023, 12729), (4243, 12069)]