89819991

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{10091}}^1$

素因数の和:10163

約数の個数: 24

約数和(自身を含む): 138542976

約数和(自身を除く): 48722985

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 8901, 10091, 30273, 90819, 232093, 433913, 696279, 1301739, 2088837, 3905217, 9979999, 29939997, 89819991]

約数ペア:

[(1, 89819991), (3, 29939997), (9, 9979999), (23, 3905217), (43, 2088837), (69, 1301739), (129, 696279), (207, 433913), (387, 232093), (989, 90819), (2967, 30273), (8901, 10091)]