28864671

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{607}}^1$

素因数の和:763

約数の個数: 24

約数和(自身を含む): 42696192

約数和(自身を除く): 13831521

約数列:

[1, 3, 11, 33, 121, 131, 363, 393, 607, 1441, 1821, 4323, 6677, 15851, 20031, 47553, 73447, 79517, 220341, 238551, 874687, 2624061, 9621557, 28864671]

約数ペア:

[(1, 28864671), (3, 9621557), (11, 2624061), (33, 874687), (121, 238551), (131, 220341), (363, 79517), (393, 73447), (607, 47553), (1441, 20031), (1821, 15851), (4323, 6677)]