3978695

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 5959680

約数和(自身を除く): 1980985

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 193, 217, 589, 665, 965, 1085, 1351, 2945, 3667, 4123, 5983, 6755, 18335, 20615, 25669, 29915, 41881, 113677, 128345, 209405, 568385, 795739, 3978695]

約数ペア:

[(1, 3978695), (5, 795739), (7, 568385), (19, 209405), (31, 128345), (35, 113677), (95, 41881), (133, 29915), (155, 25669), (193, 20615), (217, 18335), (589, 6755), (665, 5983), (965, 4123), (1085, 3667), (1351, 2945)]