47471871

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21647}}^1$

素因数の和:21710

約数の個数: 16

約数和(自身を含む): 68580864

約数和(自身を除く): 21108993

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 21647, 64941, 367999, 930821, 1103997, 2792463, 15823957, 47471871]

約数ペア:

[(1, 47471871), (3, 15823957), (17, 2792463), (43, 1103997), (51, 930821), (129, 367999), (731, 64941), (2193, 21647)]