131380137

素因数分解:

$3^5\times 7^1\times {\mathrm{77237}}^1$

素因数の和:77259

約数の個数: 24

約数和(自身を含む): 224917056

約数和(自身を除く): 93536919

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 77237, 231711, 540659, 695133, 1621977, 2085399, 4865931, 6256197, 14597793, 18768591, 43793379, 131380137]

約数ペア:

[(1, 131380137), (3, 43793379), (7, 18768591), (9, 14597793), (21, 6256197), (27, 4865931), (63, 2085399), (81, 1621977), (189, 695133), (243, 540659), (567, 231711), (1701, 77237)]