56220057

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{857}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 83922696

約数和(自身を除く): 27702639

約数列:

[1, 3, 9, 37, 111, 197, 333, 591, 857, 1773, 2571, 7289, 7713, 21867, 31709, 65601, 95127, 168829, 285381, 506487, 1519461, 6246673, 18740019, 56220057]

約数ペア:

[(1, 56220057), (3, 18740019), (9, 6246673), (37, 1519461), (111, 506487), (197, 285381), (333, 168829), (591, 95127), (857, 65601), (1773, 31709), (2571, 21867), (7289, 7713)]