25628319

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{2957}}^1$

素因数の和:3076

約数の個数: 20

約数和(自身を含む): 38655144

約数和(自身を除く): 13026825

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 2957, 8667, 8871, 26613, 79839, 239517, 316399, 949197, 2847591, 8542773, 25628319]

約数ペア:

[(1, 25628319), (3, 8542773), (9, 2847591), (27, 949197), (81, 316399), (107, 239517), (321, 79839), (963, 26613), (2889, 8871), (2957, 8667)]