871845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 1596672

約数和(自身を除く): 724827

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 263, 663, 789, 1105, 1315, 3315, 3419, 3945, 4471, 10257, 13413, 17095, 22355, 51285, 58123, 67065, 174369, 290615, 871845]

約数ペア:

[(1, 871845), (3, 290615), (5, 174369), (13, 67065), (15, 58123), (17, 51285), (39, 22355), (51, 17095), (65, 13413), (85, 10257), (195, 4471), (221, 3945), (255, 3419), (263, 3315), (663, 1315), (789, 1105)]