28305788

素因数分解:

$2^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2521}}^1$

素因数の和:2933

約数の個数: 24

約数和(自身を含む): 56775264

約数和(自身を除く): 28469476

約数列:

[1, 2, 4, 7, 14, 28, 401, 802, 1604, 2521, 2807, 5042, 5614, 10084, 11228, 17647, 35294, 70588, 1010921, 2021842, 4043684, 7076447, 14152894, 28305788]

約数ペア:

[(1, 28305788), (2, 14152894), (4, 7076447), (7, 4043684), (14, 2021842), (28, 1010921), (401, 70588), (802, 35294), (1604, 17647), (2521, 11228), (2807, 10084), (5042, 5614)]