331354177

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 422231040

約数和(自身を除く): 90876863

約数列:

[1, 7, 11, 77, 83, 139, 373, 581, 913, 973, 1529, 2611, 4103, 6391, 10703, 11537, 28721, 30959, 51847, 80759, 126907, 216713, 340549, 362929, 570317, 888349, 2383843, 3992219, 4303301, 30123107, 47336311, 331354177]

約数ペア:

[(1, 331354177), (7, 47336311), (11, 30123107), (77, 4303301), (83, 3992219), (139, 2383843), (373, 888349), (581, 570317), (913, 362929), (973, 340549), (1529, 216713), (2611, 126907), (4103, 80759), (6391, 51847), (10703, 30959), (11537, 28721)]