28786527

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41539}}^1$

素因数の和:41563

約数の個数: 24

約数和(自身を含む): 51841920

約数和(自身を除く): 23055393

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 41539, 124617, 290773, 373851, 456929, 872319, 1370787, 2616957, 3198503, 4112361, 9595509, 28786527]

約数ペア:

[(1, 28786527), (3, 9595509), (7, 4112361), (9, 3198503), (11, 2616957), (21, 1370787), (33, 872319), (63, 456929), (77, 373851), (99, 290773), (231, 124617), (693, 41539)]