87111556

素因数分解:

$2^2\times 7^1\times {\mathrm{1187}}^1\times {\mathrm{2621}}^1$

素因数の和:3819

約数の個数: 24

約数和(自身を含む): 174436416

約数和(自身を除く): 87324860

約数列:

[1, 2, 4, 7, 14, 28, 1187, 2374, 2621, 4748, 5242, 8309, 10484, 16618, 18347, 33236, 36694, 73388, 3111127, 6222254, 12444508, 21777889, 43555778, 87111556]

約数ペア:

[(1, 87111556), (2, 43555778), (4, 21777889), (7, 12444508), (14, 6222254), (28, 3111127), (1187, 73388), (2374, 36694), (2621, 33236), (4748, 18347), (5242, 16618), (8309, 10484)]