210739985

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{3407}}^1$

素因数の和:3640

約数の個数: 16

約数和(自身を含む): 257644800

約数和(自身を除く): 46904815

約数列:

[1, 5, 89, 139, 445, 695, 3407, 12371, 17035, 61855, 303223, 473573, 1516115, 2367865, 42147997, 210739985]

約数ペア:

[(1, 210739985), (5, 42147997), (89, 2367865), (139, 1516115), (445, 473573), (695, 303223), (3407, 61855), (12371, 17035)]