172620981

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{757}}^1\times {\mathrm{1949}}^1$

素因数の和:2725

約数の個数: 24

約数和(自身を含む): 269014200

約数和(自身を除く): 96393219

約数列:

[1, 3, 9, 13, 39, 117, 757, 1949, 2271, 5847, 6813, 9841, 17541, 25337, 29523, 76011, 88569, 228033, 1475393, 4426179, 13278537, 19180109, 57540327, 172620981]

約数ペア:

[(1, 172620981), (3, 57540327), (9, 19180109), (13, 13278537), (39, 4426179), (117, 1475393), (757, 228033), (1949, 88569), (2271, 76011), (5847, 29523), (6813, 25337), (9841, 17541)]