38921391

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{5399}}^1$

素因数の和:5500

約数の個数: 20

約数和(自身を含む): 58806000

約数和(自身を除く): 19884609

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 5399, 7209, 16197, 48591, 145773, 437319, 480511, 1441533, 4324599, 12973797, 38921391]

約数ペア:

[(1, 38921391), (3, 12973797), (9, 4324599), (27, 1441533), (81, 480511), (89, 437319), (267, 145773), (801, 48591), (2403, 16197), (5399, 7209)]