3940825

素因数分解:

$5^2\times 7^2\times {\mathrm{3217}}^1$

素因数の和:3241

約数の個数: 18

約数和(自身を含む): 5686206

約数和(自身を除く): 1745381

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 3217, 16085, 22519, 80425, 112595, 157633, 562975, 788165, 3940825]

約数ペア:

[(1, 3940825), (5, 788165), (7, 562975), (25, 157633), (35, 112595), (49, 80425), (175, 22519), (245, 16085), (1225, 3217)]