28793281

素因数分解:

${\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 33247872

約数和(自身を除く): 4454591

約数列:

[1, 11, 47, 61, 83, 121, 517, 671, 913, 2867, 3901, 5063, 5687, 7381, 10043, 31537, 42911, 55693, 237961, 346907, 472021, 612623, 2617571, 28793281]

約数ペア:

[(1, 28793281), (11, 2617571), (47, 612623), (61, 472021), (83, 346907), (121, 237961), (517, 55693), (671, 42911), (913, 31537), (2867, 10043), (3901, 7381), (5063, 5687)]