30147945

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1087}}^1$

素因数の和:1181

約数の個数: 24

約数和(自身を含む): 49430016

約数和(自身を除く): 19282071

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1087, 1849, 3261, 5435, 5547, 9245, 16305, 27735, 46741, 140223, 233705, 701115, 2009863, 6029589, 10049315, 30147945]

約数ペア:

[(1, 30147945), (3, 10049315), (5, 6029589), (15, 2009863), (43, 701115), (129, 233705), (215, 140223), (645, 46741), (1087, 27735), (1849, 16305), (3261, 9245), (5435, 5547)]