25625727

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{1231}}^1$

素因数の和:1500

約数の個数: 20

約数和(自身を含む): 38460576

約数和(自身を除く): 12834849

約数列:

[1, 3, 9, 27, 81, 257, 771, 1231, 2313, 3693, 6939, 11079, 20817, 33237, 99711, 316367, 949101, 2847303, 8541909, 25625727]

約数ペア:

[(1, 25625727), (3, 8541909), (9, 2847303), (27, 949101), (81, 316367), (257, 99711), (771, 33237), (1231, 20817), (2313, 11079), (3693, 6939)]