28777764249

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{315743}}^1$

素因数の和:315822

約数の個数: 48

約数和(自身を含む): 48270942720

約数和(自身を除く): 19493178471

約数列:

[1, 3, 9, 13, 19, 39, 41, 57, 117, 123, 171, 247, 369, 533, 741, 779, 1599, 2223, 2337, 4797, 7011, 10127, 30381, 91143, 315743, 947229, 2841687, 4104659, 5999117, 12313977, 12945463, 17997351, 36941931, 38836389, 53992053, 77988521, 116509167, 168291019, 233965563, 245963797, 504873057, 701896689, 737891391, 1514619171, 2213674173, 3197529361, 9592588083, 28777764249]

約数ペア:

[(1, 28777764249), (3, 9592588083), (9, 3197529361), (13, 2213674173), (19, 1514619171), (39, 737891391), (41, 701896689), (57, 504873057), (117, 245963797), (123, 233965563), (171, 168291019), (247, 116509167), (369, 77988521), (533, 53992053), (741, 38836389), (779, 36941931), (1599, 17997351), (2223, 12945463), (2337, 12313977), (4797, 5999117), (7011, 4104659), (10127, 2841687), (30381, 947229), (91143, 315743)]