81349744

素因数分解:

$2^4\times 7^1\times {\mathrm{726337}}^1$

素因数の和:726352

約数の個数: 20

約数和(自身を含む): 180131824

約数和(自身を除く): 98782080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 726337, 1452674, 2905348, 5084359, 5810696, 10168718, 11621392, 20337436, 40674872, 81349744]

約数ペア:

[(1, 81349744), (2, 40674872), (4, 20337436), (7, 11621392), (8, 10168718), (14, 5810696), (16, 5084359), (28, 2905348), (56, 1452674), (112, 726337)]