8427315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1879}}^1$

素因数の和:1923

約数の個数: 32

約数和(自身を含む): 15160320

約数和(自身を除く): 6733005

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 1879, 4485, 5637, 9395, 24427, 28185, 43217, 73281, 122135, 129651, 216085, 366405, 561821, 648255, 1685463, 2809105, 8427315]

約数ペア:

[(1, 8427315), (3, 2809105), (5, 1685463), (13, 648255), (15, 561821), (23, 366405), (39, 216085), (65, 129651), (69, 122135), (115, 73281), (195, 43217), (299, 28185), (345, 24427), (897, 9395), (1495, 5637), (1879, 4485)]