3998835

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1559}}^1$

素因数の和:1592

約数の個数: 32

約数和(自身を含む): 7488000

約数和(自身を除く): 3489165

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 1559, 2565, 4677, 7795, 14031, 23385, 29621, 42093, 70155, 88863, 148105, 210465, 266589, 444315, 799767, 1332945, 3998835]

約数ペア:

[(1, 3998835), (3, 1332945), (5, 799767), (9, 444315), (15, 266589), (19, 210465), (27, 148105), (45, 88863), (57, 70155), (95, 42093), (135, 29621), (171, 23385), (285, 14031), (513, 7795), (855, 4677), (1559, 2565)]