2447901

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:702

約数の個数: 20

約数和(自身を含む): 3740352

約数和(自身を除く): 1292451

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 643, 1269, 1929, 3807, 5787, 17361, 30221, 52083, 90663, 271989, 815967, 2447901]

約数ペア:

[(1, 2447901), (3, 815967), (9, 271989), (27, 90663), (47, 52083), (81, 30221), (141, 17361), (423, 5787), (643, 3807), (1269, 1929)]