28654367

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 36197280

約数和(自身を除く): 7542913

約数列:

[1, 7, 17, 41, 49, 119, 287, 697, 833, 839, 2009, 4879, 5873, 14263, 34153, 34399, 41111, 99841, 240793, 584783, 698887, 1685551, 4093481, 28654367]

約数ペア:

[(1, 28654367), (7, 4093481), (17, 1685551), (41, 698887), (49, 584783), (119, 240793), (287, 99841), (697, 41111), (833, 34399), (839, 34153), (2009, 14263), (4879, 5873)]