28495621

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1979}}^1$

素因数の和:2025

約数の個数: 24

約数和(自身を含む): 37920960

約数和(自身を除く): 9425339

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1309, 1979, 2057, 13853, 14399, 21769, 33643, 152383, 235501, 239459, 370073, 1676213, 2590511, 4070803, 28495621]

約数ペア:

[(1, 28495621), (7, 4070803), (11, 2590511), (17, 1676213), (77, 370073), (119, 239459), (121, 235501), (187, 152383), (847, 33643), (1309, 21769), (1979, 14399), (2057, 13853)]