28395785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{937}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 40521600

約数和(自身を除く): 12125815

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 551, 937, 1045, 1595, 2755, 4685, 6061, 10307, 17803, 27173, 30305, 51535, 89015, 135865, 195833, 298903, 516287, 979165, 1494515, 2581435, 5679157, 28395785]

約数ペア:

[(1, 28395785), (5, 5679157), (11, 2581435), (19, 1494515), (29, 979165), (55, 516287), (95, 298903), (145, 195833), (209, 135865), (319, 89015), (551, 51535), (937, 30305), (1045, 27173), (1595, 17803), (2755, 10307), (4685, 6061)]