2565801

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 4280640

約数和(自身を除く): 1714839

約数列:

[1, 3, 7, 9, 21, 63, 139, 293, 417, 879, 973, 1251, 2051, 2637, 2919, 6153, 8757, 18459, 40727, 122181, 285089, 366543, 855267, 2565801]

約数ペア:

[(1, 2565801), (3, 855267), (7, 366543), (9, 285089), (21, 122181), (63, 40727), (139, 18459), (293, 8757), (417, 6153), (879, 2919), (973, 2637), (1251, 2051)]