31397157063

素因数分解:

$3^4\times {\mathrm{1873}}^1\times {\mathrm{206951}}^1$

素因数の和:208836

約数の個数: 20

約数和(自身を含む): 46927193808

約数和(自身を除く): 15530036745

約数列:

[1, 3, 9, 27, 81, 1873, 5619, 16857, 50571, 151713, 206951, 620853, 1862559, 5587677, 16763031, 387619223, 1162857669, 3488573007, 10465719021, 31397157063]

約数ペア:

[(1, 31397157063), (3, 10465719021), (9, 3488573007), (27, 1162857669), (81, 387619223), (1873, 16763031), (5619, 5587677), (16857, 1862559), (50571, 620853), (151713, 206951)]