209524133

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 283874304

約数和(自身を除く): 74350171

約数列:

[1, 7, 13, 17, 31, 91, 119, 217, 221, 257, 289, 403, 527, 1547, 1799, 2023, 2821, 3341, 3689, 3757, 4369, 6851, 7967, 8959, 23387, 26299, 30583, 47957, 55769, 56797, 62713, 74273, 103571, 116467, 135439, 397579, 519911, 724997, 815269, 948073, 965549, 1760707, 2302463, 6758843, 12324949, 16117241, 29932019, 209524133]

約数ペア:

[(1, 209524133), (7, 29932019), (13, 16117241), (17, 12324949), (31, 6758843), (91, 2302463), (119, 1760707), (217, 965549), (221, 948073), (257, 815269), (289, 724997), (403, 519911), (527, 397579), (1547, 135439), (1799, 116467), (2023, 103571), (2821, 74273), (3341, 62713), (3689, 56797), (3757, 55769), (4369, 47957), (6851, 30583), (7967, 26299), (8959, 23387)]