13223781

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 20095296

約数和(自身を除く): 6871515

約数列:

[1, 3, 9, 23, 69, 193, 207, 331, 579, 993, 1737, 2979, 4439, 7613, 13317, 22839, 39951, 63883, 68517, 191649, 574947, 1469309, 4407927, 13223781]

約数ペア:

[(1, 13223781), (3, 4407927), (9, 1469309), (23, 574947), (69, 191649), (193, 68517), (207, 63883), (331, 39951), (579, 22839), (993, 13317), (1737, 7613), (2979, 4439)]