50863813

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 64

約数和(自身を含む): 74995200

約数和(自身を除く): 24131387

約数列:

[1, 7, 11, 13, 17, 49, 61, 77, 91, 119, 143, 187, 221, 343, 427, 539, 637, 671, 793, 833, 1001, 1037, 1309, 1547, 2431, 2989, 3773, 4459, 4697, 5551, 5831, 7007, 7259, 8723, 9163, 10829, 11407, 13481, 17017, 20923, 32879, 38857, 49049, 50813, 61061, 64141, 75803, 79849, 94367, 119119, 148291, 230153, 271999, 355691, 427427, 558943, 660569, 833833, 1038037, 2991989, 3912601, 4623983, 7266259, 50863813]

約数ペア:

[(1, 50863813), (7, 7266259), (11, 4623983), (13, 3912601), (17, 2991989), (49, 1038037), (61, 833833), (77, 660569), (91, 558943), (119, 427427), (143, 355691), (187, 271999), (221, 230153), (343, 148291), (427, 119119), (539, 94367), (637, 79849), (671, 75803), (793, 64141), (833, 61061), (1001, 50813), (1037, 49049), (1309, 38857), (1547, 32879), (2431, 20923), (2989, 17017), (3773, 13481), (4459, 11407), (4697, 10829), (5551, 9163), (5831, 8723), (7007, 7259)]