25438185

素因数分解:

$3^3\times 5^1\times {\mathrm{188431}}^1$

素因数の和:188445

約数の個数: 16

約数和(自身を含む): 45223680

約数和(自身を除く): 19785495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 188431, 565293, 942155, 1695879, 2826465, 5087637, 8479395, 25438185]

約数ペア:

[(1, 25438185), (3, 8479395), (5, 5087637), (9, 2826465), (15, 1695879), (27, 942155), (45, 565293), (135, 188431)]