388757589

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{599}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 576460800

約数和(自身を除く): 187703211

約数列:

[1, 3, 11, 33, 71, 213, 277, 599, 781, 831, 1797, 2343, 3047, 6589, 9141, 19667, 19767, 42529, 59001, 127587, 165923, 216337, 467819, 497769, 649011, 1403457, 1825153, 5475459, 11780533, 35341599, 129585863, 388757589]

約数ペア:

[(1, 388757589), (3, 129585863), (11, 35341599), (33, 11780533), (71, 5475459), (213, 1825153), (277, 1403457), (599, 649011), (781, 497769), (831, 467819), (1797, 216337), (2343, 165923), (3047, 127587), (6589, 59001), (9141, 42529), (19667, 19767)]