7778121

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 11543616

約数和(自身を除く): 3765495

約数列:

[1, 3, 13, 39, 53, 71, 159, 213, 689, 923, 2067, 2769, 2809, 3763, 8427, 11289, 36517, 48919, 109551, 146757, 199439, 598317, 2592707, 7778121]

約数ペア:

[(1, 7778121), (3, 2592707), (13, 598317), (39, 199439), (53, 146757), (71, 109551), (159, 48919), (213, 36517), (689, 11289), (923, 8427), (2067, 3763), (2769, 2809)]