18250479

素因数分解:

$3^2\times {\mathrm{13}}^4\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 30

約数和(自身を含む): 28960776

約数和(自身を除く): 10710297

約数列:

[1, 3, 9, 13, 39, 71, 117, 169, 213, 507, 639, 923, 1521, 2197, 2769, 6591, 8307, 11999, 19773, 28561, 35997, 85683, 107991, 155987, 257049, 467961, 1403883, 2027831, 6083493, 18250479]

約数ペア:

[(1, 18250479), (3, 6083493), (9, 2027831), (13, 1403883), (39, 467961), (71, 257049), (117, 155987), (169, 107991), (213, 85683), (507, 35997), (639, 28561), (923, 19773), (1521, 11999), (2197, 8307), (2769, 6591)]