150003999

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{1301}}^1$

素因数の和:1887

約数の個数: 24

約数和(自身を含む): 226672992

約数和(自身を除く): 76668993

約数列:

[1, 3, 9, 23, 69, 207, 557, 1301, 1671, 3903, 5013, 11709, 12811, 29923, 38433, 89769, 115299, 269307, 724657, 2173971, 6521913, 16667111, 50001333, 150003999]

約数ペア:

[(1, 150003999), (3, 50001333), (9, 16667111), (23, 6521913), (69, 2173971), (207, 724657), (557, 269307), (1301, 115299), (1671, 89769), (3903, 38433), (5013, 29923), (11709, 12811)]