263865568

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{21089}}^1$

素因数の和:21139

約数の個数: 48

約数和(自身を含む): 573985440

約数和(自身を除く): 310119872

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 68, 92, 136, 184, 272, 368, 391, 544, 736, 782, 1564, 3128, 6256, 12512, 21089, 42178, 84356, 168712, 337424, 358513, 485047, 674848, 717026, 970094, 1434052, 1940188, 2868104, 3880376, 5736208, 7760752, 8245799, 11472416, 15521504, 16491598, 32983196, 65966392, 131932784, 263865568]

約数ペア:

[(1, 263865568), (2, 131932784), (4, 65966392), (8, 32983196), (16, 16491598), (17, 15521504), (23, 11472416), (32, 8245799), (34, 7760752), (46, 5736208), (68, 3880376), (92, 2868104), (136, 1940188), (184, 1434052), (272, 970094), (368, 717026), (391, 674848), (544, 485047), (736, 358513), (782, 337424), (1564, 168712), (3128, 84356), (6256, 42178), (12512, 21089)]