81018448

素因数分解:

$2^4\times 7^1\times {\mathrm{723379}}^1$

素因数の和:723394

約数の個数: 20

約数和(自身を含む): 179398240

約数和(自身を除く): 98379792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 723379, 1446758, 2893516, 5063653, 5787032, 10127306, 11574064, 20254612, 40509224, 81018448]

約数ペア:

[(1, 81018448), (2, 40509224), (4, 20254612), (7, 11574064), (8, 10127306), (14, 5787032), (16, 5063653), (28, 2893516), (56, 1446758), (112, 723379)]