66805277

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3023}}^1$

素因数の和:3089

約数の個数: 24

約数和(自身を含む): 86873472

約数和(自身を除く): 20068195

約数列:

[1, 7, 11, 41, 49, 77, 287, 451, 539, 2009, 3023, 3157, 21161, 22099, 33253, 123943, 148127, 232771, 867601, 1363373, 1629397, 6073207, 9543611, 66805277]

約数ペア:

[(1, 66805277), (7, 9543611), (11, 6073207), (41, 1629397), (49, 1363373), (77, 867601), (287, 232771), (451, 148127), (539, 123943), (2009, 33253), (3023, 22099), (3157, 21161)]