47838231

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17659}}^1$

素因数の和:17715

約数の個数: 24

約数和(自身を含む): 80812160

約数和(自身を除く): 32973929

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 17659, 52977, 123613, 158931, 370839, 759337, 1112517, 2278011, 5315359, 6834033, 15946077, 47838231]

約数ペア:

[(1, 47838231), (3, 15946077), (7, 6834033), (9, 5315359), (21, 2278011), (43, 1112517), (63, 759337), (129, 370839), (301, 158931), (387, 123613), (903, 52977), (2709, 17659)]