31204683

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{1499}}^1$

素因数の和:1768

約数の個数: 20

約数和(自身を含む): 46827000

約数和(自身を除く): 15622317

約数列:

[1, 3, 9, 27, 81, 257, 771, 1499, 2313, 4497, 6939, 13491, 20817, 40473, 121419, 385243, 1155729, 3467187, 10401561, 31204683]

約数ペア:

[(1, 31204683), (3, 10401561), (9, 3467187), (27, 1155729), (81, 385243), (257, 121419), (771, 40473), (1499, 20817), (2313, 13491), (4497, 6939)]