1986345

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1193}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 3539016

約数和(自身を除く): 1552671

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1193, 1665, 3579, 5965, 10737, 17895, 44141, 53685, 132423, 220705, 397269, 662115, 1986345]

約数ペア:

[(1, 1986345), (3, 662115), (5, 397269), (9, 220705), (15, 132423), (37, 53685), (45, 44141), (111, 17895), (185, 10737), (333, 5965), (555, 3579), (1193, 1665)]