81161304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11783}}^1$

素因数の和:11840

約数の個数: 64

約数和(自身を含む): 237565440

約数和(自身を除く): 156404136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3444, 6888, 11783, 23566, 35349, 47132, 70698, 82481, 94264, 141396, 164962, 247443, 282792, 329924, 483103, 494886, 659848, 966206, 989772, 1449309, 1932412, 1979544, 2898618, 3381721, 3864824, 5797236, 6763442, 10145163, 11594472, 13526884, 20290326, 27053768, 40580652, 81161304]

約数ペア:

[(1, 81161304), (2, 40580652), (3, 27053768), (4, 20290326), (6, 13526884), (7, 11594472), (8, 10145163), (12, 6763442), (14, 5797236), (21, 3864824), (24, 3381721), (28, 2898618), (41, 1979544), (42, 1932412), (56, 1449309), (82, 989772), (84, 966206), (123, 659848), (164, 494886), (168, 483103), (246, 329924), (287, 282792), (328, 247443), (492, 164962), (574, 141396), (861, 94264), (984, 82481), (1148, 70698), (1722, 47132), (2296, 35349), (3444, 23566), (6888, 11783)]