9966385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 14370048

約数和(自身を除く): 4403663

約数列:

[1, 5, 11, 13, 53, 55, 65, 143, 263, 265, 583, 689, 715, 1315, 2893, 2915, 3419, 3445, 7579, 13939, 14465, 17095, 37609, 37895, 69695, 153329, 181207, 188045, 766645, 906035, 1993277, 9966385]

約数ペア:

[(1, 9966385), (5, 1993277), (11, 906035), (13, 766645), (53, 188045), (55, 181207), (65, 153329), (143, 69695), (263, 37895), (265, 37609), (583, 17095), (689, 14465), (715, 13939), (1315, 7579), (2893, 3445), (2915, 3419)]