66533816

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2857}}^1$

素因数の和:2975

約数の個数: 32

約数和(自身を含む): 129638880

約数和(自身を除く): 63105064

約数列:

[1, 2, 4, 8, 41, 71, 82, 142, 164, 284, 328, 568, 2857, 2911, 5714, 5822, 11428, 11644, 22856, 23288, 117137, 202847, 234274, 405694, 468548, 811388, 937096, 1622776, 8316727, 16633454, 33266908, 66533816]

約数ペア:

[(1, 66533816), (2, 33266908), (4, 16633454), (8, 8316727), (41, 1622776), (71, 937096), (82, 811388), (142, 468548), (164, 405694), (284, 234274), (328, 202847), (568, 117137), (2857, 23288), (2911, 22856), (5714, 11644), (5822, 11428)]