207630412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{66463}}^1$

素因数の和:66549

約数の個数: 24

約数和(自身を含む): 401974272

約数和(自身を除く): 194343860

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 66463, 132926, 265852, 731093, 1462186, 2924372, 4718873, 9437746, 18875492, 51907603, 103815206, 207630412]

約数ペア:

[(1, 207630412), (2, 103815206), (4, 51907603), (11, 18875492), (22, 9437746), (44, 4718873), (71, 2924372), (142, 1462186), (284, 731093), (781, 265852), (1562, 132926), (3124, 66463)]