81299316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{1789}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 217320320

約数和(自身を除く): 136021004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 541, 1082, 1623, 1789, 2164, 3246, 3578, 3787, 5367, 6492, 7156, 7574, 10734, 11361, 12523, 15148, 21468, 22722, 25046, 37569, 45444, 50092, 75138, 150276, 967849, 1935698, 2903547, 3871396, 5807094, 6774943, 11614188, 13549886, 20324829, 27099772, 40649658, 81299316]

約数ペア:

[(1, 81299316), (2, 40649658), (3, 27099772), (4, 20324829), (6, 13549886), (7, 11614188), (12, 6774943), (14, 5807094), (21, 3871396), (28, 2903547), (42, 1935698), (84, 967849), (541, 150276), (1082, 75138), (1623, 50092), (1789, 45444), (2164, 37569), (3246, 25046), (3578, 22722), (3787, 21468), (5367, 15148), (6492, 12523), (7156, 11361), (7574, 10734)]