61784937

素因数分解:

$3^9\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 40

約数和(自身を含む): 96130144

約数和(自身を除く): 34345207

約数列:

[1, 3, 9, 27, 43, 73, 81, 129, 219, 243, 387, 657, 729, 1161, 1971, 2187, 3139, 3483, 5913, 6561, 9417, 10449, 17739, 19683, 28251, 31347, 53217, 84753, 94041, 159651, 254259, 282123, 478953, 762777, 846369, 1436859, 2288331, 6864993, 20594979, 61784937]

約数ペア:

[(1, 61784937), (3, 20594979), (9, 6864993), (27, 2288331), (43, 1436859), (73, 846369), (81, 762777), (129, 478953), (219, 282123), (243, 254259), (387, 159651), (657, 94041), (729, 84753), (1161, 53217), (1971, 31347), (2187, 28251), (3139, 19683), (3483, 17739), (5913, 10449), (6561, 9417)]