30527991

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{20071}}^1$

素因数の和:20103

約数の個数: 18

約数和(自身を含む): 47751288

約数和(自身を除く): 17223297

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 20071, 60213, 180639, 260923, 782769, 2348307, 3391999, 10175997, 30527991]

約数ペア:

[(1, 30527991), (3, 10175997), (9, 3391999), (13, 2348307), (39, 782769), (117, 260923), (169, 180639), (507, 60213), (1521, 20071)]