28276929

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2357}}^1$

素因数の和:2437

約数の個数: 24

約数和(自身を含む): 43160832

約数和(自身を除く): 14883903

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1333, 2357, 3999, 7071, 11997, 21213, 73067, 101351, 219201, 304053, 657603, 912159, 3141881, 9425643, 28276929]

約数ペア:

[(1, 28276929), (3, 9425643), (9, 3141881), (31, 912159), (43, 657603), (93, 304053), (129, 219201), (279, 101351), (387, 73067), (1333, 21213), (2357, 11997), (3999, 7071)]