31320465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2287}}^1$

素因数の和:2389

約数の個数: 32

約数和(自身を含む): 55351296

約数和(自身を除く): 24030831

約数列:

[1, 3, 5, 11, 15, 33, 55, 83, 165, 249, 415, 913, 1245, 2287, 2739, 4565, 6861, 11435, 13695, 25157, 34305, 75471, 125785, 189821, 377355, 569463, 949105, 2088031, 2847315, 6264093, 10440155, 31320465]

約数ペア:

[(1, 31320465), (3, 10440155), (5, 6264093), (11, 2847315), (15, 2088031), (33, 949105), (55, 569463), (83, 377355), (165, 189821), (249, 125785), (415, 75471), (913, 34305), (1245, 25157), (2287, 13695), (2739, 11435), (4565, 6861)]