28305123836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1\times {\mathrm{18013}}^1$

素因数の和:18602

約数の個数: 48

約数和(自身を含む): 54910130688

約数和(自身を除く): 26605006852

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 503, 781, 1006, 1562, 2012, 3124, 5533, 11066, 18013, 22132, 35713, 36026, 71426, 72052, 142852, 198143, 392843, 396286, 785686, 792572, 1278923, 1571372, 2557846, 5115692, 9060539, 14068153, 18121078, 28136306, 36242156, 56272612, 99665929, 199331858, 398663716, 643298269, 1286596538, 2573193076, 7076280959, 14152561918, 28305123836]

約数ペア:

[(1, 28305123836), (2, 14152561918), (4, 7076280959), (11, 2573193076), (22, 1286596538), (44, 643298269), (71, 398663716), (142, 199331858), (284, 99665929), (503, 56272612), (781, 36242156), (1006, 28136306), (1562, 18121078), (2012, 14068153), (3124, 9060539), (5533, 5115692), (11066, 2557846), (18013, 1571372), (22132, 1278923), (35713, 792572), (36026, 785686), (71426, 396286), (72052, 392843), (142852, 198143)]