25001217

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{1201}}^1$

素因数の和:1470

約数の個数: 20

約数和(自身を含む): 37524036

約数和(自身を除く): 12522819

約数列:

[1, 3, 9, 27, 81, 257, 771, 1201, 2313, 3603, 6939, 10809, 20817, 32427, 97281, 308657, 925971, 2777913, 8333739, 25001217]

約数ペア:

[(1, 25001217), (3, 8333739), (9, 2777913), (27, 925971), (81, 308657), (257, 97281), (771, 32427), (1201, 20817), (2313, 10809), (3603, 6939)]