8521071

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^2$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 12707856

約数和(自身を除く): 4186785

約数列:

[1, 3, 13, 39, 41, 73, 123, 219, 533, 949, 1599, 2847, 2993, 5329, 8979, 15987, 38909, 69277, 116727, 207831, 218489, 655467, 2840357, 8521071]

約数ペア:

[(1, 8521071), (3, 2840357), (13, 655467), (39, 218489), (41, 207831), (73, 116727), (123, 69277), (219, 38909), (533, 15987), (949, 8979), (1599, 5329), (2847, 2993)]