784667079

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:725

約数の個数: 72

約数和(自身を含む): 1397680128

約数和(自身を除く): 613013049

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 71, 119, 153, 213, 289, 357, 497, 607, 639, 867, 1071, 1207, 1491, 1821, 2023, 2601, 3621, 4249, 4473, 5463, 6069, 8449, 10319, 10863, 12747, 18207, 20519, 25347, 30957, 38241, 43097, 61557, 72233, 76041, 92871, 129291, 143633, 175423, 184671, 216699, 301679, 387873, 430899, 526269, 650097, 732649, 905037, 1227961, 1292697, 1578807, 2197947, 2715111, 3683883, 5128543, 6593841, 11051649, 12455033, 15385629, 37365099, 46156887, 87185231, 112095297, 261555693, 784667079]

約数ペア:

[(1, 784667079), (3, 261555693), (7, 112095297), (9, 87185231), (17, 46156887), (21, 37365099), (51, 15385629), (63, 12455033), (71, 11051649), (119, 6593841), (153, 5128543), (213, 3683883), (289, 2715111), (357, 2197947), (497, 1578807), (607, 1292697), (639, 1227961), (867, 905037), (1071, 732649), (1207, 650097), (1491, 526269), (1821, 430899), (2023, 387873), (2601, 301679), (3621, 216699), (4249, 184671), (4473, 175423), (5463, 143633), (6069, 129291), (8449, 92871), (10319, 76041), (10863, 72233), (12747, 61557), (18207, 43097), (20519, 38241), (25347, 30957)]