2117385

素因数分解:

$3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 3704064

約数和(自身を除く): 1586679

約数列:

[1, 3, 5, 9, 15, 45, 211, 223, 633, 669, 1055, 1115, 1899, 2007, 3165, 3345, 9495, 10035, 47053, 141159, 235265, 423477, 705795, 2117385]

約数ペア:

[(1, 2117385), (3, 705795), (5, 423477), (9, 235265), (15, 141159), (45, 47053), (211, 10035), (223, 9495), (633, 3345), (669, 3165), (1055, 2007), (1115, 1899)]