28646865

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5441}}^1$

素因数の和:5471

約数の個数: 40

約数和(自身を含む): 55312488

約数和(自身を除く): 26665623

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 5265, 5441, 16323, 27205, 48969, 70733, 81615, 146907, 212199, 244845, 353665, 440721, 636597, 734535, 1060995, 1909791, 2203605, 3182985, 5729373, 9548955, 28646865]

約数ペア:

[(1, 28646865), (3, 9548955), (5, 5729373), (9, 3182985), (13, 2203605), (15, 1909791), (27, 1060995), (39, 734535), (45, 636597), (65, 440721), (81, 353665), (117, 244845), (135, 212199), (195, 146907), (351, 81615), (405, 70733), (585, 48969), (1053, 27205), (1755, 16323), (5265, 5441)]