2557458.00000000

素因数分解:

$3^3\times 5^1\times {\mathrm{197273}}^1$

素因数の和:197287

約数の個数: 16

約数和(自身を含む): 47345760

約数和(自身を除く): 20713905

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197273, 591819, 986365, 1775457, 2959095, 5326371, 8877285, 26631855]

約数ペア:

[(1, 26631855), (3, 8877285), (5, 5326371), (9, 2959095), (15, 1775457), (27, 986365), (45, 591819), (135, 197273)]