81999269

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 99187200

約数和(自身を除く): 17187931

約数列:

[1, 11, 19, 29, 83, 163, 209, 319, 551, 913, 1577, 1793, 2407, 3097, 4727, 6061, 13529, 17347, 26477, 34067, 45733, 51997, 89813, 148819, 257051, 392341, 503063, 987943, 2827561, 4315751, 7454479, 81999269]

約数ペア:

[(1, 81999269), (11, 7454479), (19, 4315751), (29, 2827561), (83, 987943), (163, 503063), (209, 392341), (319, 257051), (551, 148819), (913, 89813), (1577, 51997), (1793, 45733), (2407, 34067), (3097, 26477), (4727, 17347), (6061, 13529)]