289156689

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{1571}}^1$

素因数の和:1998

約数の個数: 32

約数和(自身を含む): 454999680

約数和(自身を除く): 165842991

約数列:

[1, 3, 9, 17, 27, 51, 153, 401, 459, 1203, 1571, 3609, 4713, 6817, 10827, 14139, 20451, 26707, 42417, 61353, 80121, 184059, 240363, 629971, 721089, 1889913, 5669739, 10709507, 17009217, 32128521, 96385563, 289156689]

約数ペア:

[(1, 289156689), (3, 96385563), (9, 32128521), (17, 17009217), (27, 10709507), (51, 5669739), (153, 1889913), (401, 721089), (459, 629971), (1203, 240363), (1571, 184059), (3609, 80121), (4713, 61353), (6817, 42417), (10827, 26707), (14139, 20451)]