28024619

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{1979}}^1$

素因数の和:2027

約数の個数: 18

約数和(自身を含む): 34648020

約数和(自身を除く): 6623401

約数列:

[1, 7, 17, 49, 119, 289, 833, 1979, 2023, 13853, 14161, 33643, 96971, 235501, 571931, 1648507, 4003517, 28024619]

約数ペア:

[(1, 28024619), (7, 4003517), (17, 1648507), (49, 571931), (119, 235501), (289, 96971), (833, 33643), (1979, 14161), (2023, 13853)]