40223871

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{3163}}^1$

素因数の和:3332

約数の個数: 20

約数和(自身を含む): 60489352

約数和(自身を除く): 20265481

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 3163, 4239, 9489, 12717, 28467, 85401, 256203, 496591, 1489773, 4469319, 13407957, 40223871]

約数ペア:

[(1, 40223871), (3, 13407957), (9, 4469319), (27, 1489773), (81, 496591), (157, 256203), (471, 85401), (1413, 28467), (3163, 12717), (4239, 9489)]