54438309

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{643}}^1$

素因数の和:1081

約数の個数: 24

約数和(自身を含む): 82380480

約数和(自身を除く): 27942171

約数列:

[1, 3, 9, 23, 69, 207, 409, 643, 1227, 1929, 3681, 5787, 9407, 14789, 28221, 44367, 84663, 133101, 262987, 788961, 2366883, 6048701, 18146103, 54438309]

約数ペア:

[(1, 54438309), (3, 18146103), (9, 6048701), (23, 2366883), (69, 788961), (207, 262987), (409, 133101), (643, 84663), (1227, 44367), (1929, 28221), (3681, 14789), (5787, 9407)]