12857475

素因数分解:

$3^1\times 5^2\times {\mathrm{251}}^1\times {\mathrm{683}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 21373632

約数和(自身を除く): 8516157

約数列:

[1, 3, 5, 15, 25, 75, 251, 683, 753, 1255, 2049, 3415, 3765, 6275, 10245, 17075, 18825, 51225, 171433, 514299, 857165, 2571495, 4285825, 12857475]

約数ペア:

[(1, 12857475), (3, 4285825), (5, 2571495), (15, 857165), (25, 514299), (75, 171433), (251, 51225), (683, 18825), (753, 17075), (1255, 10245), (2049, 6275), (3415, 3765)]