25680321

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{2963}}^1$

素因数の和:3082

約数の個数: 20

約数和(自身を含む): 38733552

約数和(自身を除く): 13053231

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 2963, 8667, 8889, 26667, 80001, 240003, 317041, 951123, 2853369, 8560107, 25680321]

約数ペア:

[(1, 25680321), (3, 8560107), (9, 2853369), (27, 951123), (81, 317041), (107, 240003), (321, 80001), (963, 26667), (2889, 8889), (2963, 8667)]