28179795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15787}}^1$

素因数の和:15819

約数の個数: 32

約数和(自身を含む): 54563328

約数和(自身を除く): 26383533

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 15787, 47361, 78935, 110509, 236805, 268379, 331527, 552545, 805137, 1341895, 1657635, 1878653, 4025685, 5635959, 9393265, 28179795]

約数ペア:

[(1, 28179795), (3, 9393265), (5, 5635959), (7, 4025685), (15, 1878653), (17, 1657635), (21, 1341895), (35, 805137), (51, 552545), (85, 331527), (105, 268379), (119, 236805), (255, 110509), (357, 78935), (595, 47361), (1785, 15787)]