215558253

素因数分解:

$3^5\times {\mathrm{569}}^1\times {\mathrm{1559}}^1$

素因数の和:2143

約数の個数: 24

約数和(自身を含む): 323668800

約数和(自身を除く): 108110547

約数列:

[1, 3, 9, 27, 81, 243, 569, 1559, 1707, 4677, 5121, 14031, 15363, 42093, 46089, 126279, 138267, 378837, 887071, 2661213, 7983639, 23950917, 71852751, 215558253]

約数ペア:

[(1, 215558253), (3, 71852751), (9, 23950917), (27, 7983639), (81, 2661213), (243, 887071), (569, 378837), (1559, 138267), (1707, 126279), (4677, 46089), (5121, 42093), (14031, 15363)]