12715915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{709}}^1$

素因数の和:942

約数の個数: 16

約数和(自身を含む): 16256160

約数和(自身を除く): 3540245

約数列:

[1, 5, 17, 85, 211, 709, 1055, 3545, 3587, 12053, 17935, 60265, 149599, 747995, 2543183, 12715915]

約数ペア:

[(1, 12715915), (5, 2543183), (17, 747995), (85, 149599), (211, 60265), (709, 17935), (1055, 12053), (3545, 3587)]