28663479

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14411}}^1$

素因数の和:14447

約数の個数: 24

約数和(自身を含む): 47213712

約数和(自身を除く): 18550233

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 14411, 43233, 129699, 187343, 244987, 562029, 734961, 1686087, 2204883, 3184831, 9554493, 28663479]

約数ペア:

[(1, 28663479), (3, 9554493), (9, 3184831), (13, 2204883), (17, 1686087), (39, 734961), (51, 562029), (117, 244987), (153, 187343), (221, 129699), (663, 43233), (1989, 14411)]