51131212

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{1187}}^1$

素因数の和:1302

約数の個数: 36

約数和(自身を含む): 99542520

約数和(自身を除く): 48411308

約数列:

[1, 2, 4, 11, 22, 44, 89, 121, 178, 242, 356, 484, 979, 1187, 1958, 2374, 3916, 4748, 10769, 13057, 21538, 26114, 43076, 52228, 105643, 143627, 211286, 287254, 422572, 574508, 1162073, 2324146, 4648292, 12782803, 25565606, 51131212]

約数ペア:

[(1, 51131212), (2, 25565606), (4, 12782803), (11, 4648292), (22, 2324146), (44, 1162073), (89, 574508), (121, 422572), (178, 287254), (242, 211286), (356, 143627), (484, 105643), (979, 52228), (1187, 43076), (1958, 26114), (2374, 21538), (3916, 13057), (4748, 10769)]