242181891

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89399}}^1$

素因数の和:89455

約数の個数: 24

約数和(自身を含む): 409094400

約数和(自身を除く): 166912509

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 89399, 268197, 625793, 804591, 1877379, 3844157, 5632137, 11532471, 26909099, 34597413, 80727297, 242181891]

約数ペア:

[(1, 242181891), (3, 80727297), (7, 34597413), (9, 26909099), (21, 11532471), (43, 5632137), (63, 3844157), (129, 1877379), (301, 804591), (387, 625793), (903, 268197), (2709, 89399)]