254205

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{269}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 518400

約数和(自身を除く): 264195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 269, 315, 807, 945, 1345, 1883, 2421, 4035, 5649, 7263, 9415, 12105, 16947, 28245, 36315, 50841, 84735, 254205]

約数ペア:

[(1, 254205), (3, 84735), (5, 50841), (7, 36315), (9, 28245), (15, 16947), (21, 12105), (27, 9415), (35, 7263), (45, 5649), (63, 4035), (105, 2421), (135, 1883), (189, 1345), (269, 945), (315, 807)]