127976517

素因数分解:

$3^4\times {\mathrm{571}}^1\times {\mathrm{2767}}^1$

素因数の和:3350

約数の個数: 20

約数和(自身を含む): 191578816

約数和(自身を除く): 63602299

約数列:

[1, 3, 9, 27, 81, 571, 1713, 2767, 5139, 8301, 15417, 24903, 46251, 74709, 224127, 1579957, 4739871, 14219613, 42658839, 127976517]

約数ペア:

[(1, 127976517), (3, 42658839), (9, 14219613), (27, 4739871), (81, 1579957), (571, 224127), (1713, 74709), (2767, 46251), (5139, 24903), (8301, 15417)]