51847551

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{19139}}^1$

素因数の和:19195

約数の個数: 24

約数和(自身を含む): 87584640

約数和(自身を除く): 35737089

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 19139, 57417, 133973, 172251, 401919, 822977, 1205757, 2468931, 5760839, 7406793, 17282517, 51847551]

約数ペア:

[(1, 51847551), (3, 17282517), (7, 7406793), (9, 5760839), (21, 2468931), (43, 1205757), (63, 822977), (129, 401919), (301, 172251), (387, 133973), (903, 57417), (2709, 19139)]