28795671

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{11071}}^1$

素因数の和:11111

約数の個数: 18

約数和(自身を含む): 44188352

約数和(自身を除く): 15392681

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 11071, 33213, 99639, 188207, 564621, 1693863, 3199519, 9598557, 28795671]

約数ペア:

[(1, 28795671), (3, 9598557), (9, 3199519), (17, 1693863), (51, 564621), (153, 188207), (289, 99639), (867, 33213), (2601, 11071)]