30539005

素因数分解:

$5^1\times 7^3\times {\mathrm{17807}}^1$

素因数の和:17833

約数の個数: 16

約数和(自身を含む): 42739200

約数和(自身を除く): 12200195

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 17807, 89035, 124649, 623245, 872543, 4362715, 6107801, 30539005]

約数ペア:

[(1, 30539005), (5, 6107801), (7, 4362715), (35, 872543), (49, 623245), (245, 124649), (343, 89035), (1715, 17807)]