516989871

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{39157}}^1$

素因数の和:39332

約数の個数: 20

約数和(自身を含む): 777051352

約数和(自身を除く): 260061481

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4401, 13203, 39157, 117471, 352413, 1057239, 3171717, 6382591, 19147773, 57443319, 172329957, 516989871]

約数ペア:

[(1, 516989871), (3, 172329957), (9, 57443319), (27, 19147773), (81, 6382591), (163, 3171717), (489, 1057239), (1467, 352413), (4401, 117471), (13203, 39157)]