131043489

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1523}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 193121280

約数和(自身を除く): 62077791

約数列:

[1, 3, 23, 29, 43, 69, 87, 129, 667, 989, 1247, 1523, 2001, 2967, 3741, 4569, 28681, 35029, 44167, 65489, 86043, 105087, 132501, 196467, 1015841, 1506247, 1899181, 3047523, 4518741, 5697543, 43681163, 131043489]

約数ペア:

[(1, 131043489), (3, 43681163), (23, 5697543), (29, 4518741), (43, 3047523), (69, 1899181), (87, 1506247), (129, 1015841), (667, 196467), (989, 132501), (1247, 105087), (1523, 86043), (2001, 65489), (2967, 44167), (3741, 35029), (4569, 28681)]