81349072

素因数分解:

$2^4\times 7^1\times {\mathrm{726331}}^1$

素因数の和:726346

約数の個数: 20

約数和(自身を含む): 180130336

約数和(自身を除く): 98781264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 726331, 1452662, 2905324, 5084317, 5810648, 10168634, 11621296, 20337268, 40674536, 81349072]

約数ペア:

[(1, 81349072), (2, 40674536), (4, 20337268), (7, 11621296), (8, 10168634), (14, 5810648), (16, 5084317), (28, 2905324), (56, 1452662), (112, 726331)]