12838905

素因数分解:

$3^5\times 5^1\times {\mathrm{10567}}^1$

素因数の和:10587

約数の個数: 24

約数和(自身を含む): 23080512

約数和(自身を除く): 10241607

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 10567, 31701, 52835, 95103, 158505, 285309, 475515, 855927, 1426545, 2567781, 4279635, 12838905]

約数ペア:

[(1, 12838905), (3, 4279635), (5, 2567781), (9, 1426545), (15, 855927), (27, 475515), (45, 285309), (81, 158505), (135, 95103), (243, 52835), (405, 31701), (1215, 10567)]