206163945

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{27109}}^1$

素因数の和:27146

約数の個数: 36

約数和(自身を含む): 386968140

約数和(自身を除く): 180804195

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2535, 7605, 27109, 81327, 135545, 243981, 352417, 406635, 1057251, 1219905, 1762085, 3171753, 4581421, 5286255, 13744263, 15858765, 22907105, 41232789, 68721315, 206163945]

約数ペア:

[(1, 206163945), (3, 68721315), (5, 41232789), (9, 22907105), (13, 15858765), (15, 13744263), (39, 5286255), (45, 4581421), (65, 3171753), (117, 1762085), (169, 1219905), (195, 1057251), (507, 406635), (585, 352417), (845, 243981), (1521, 135545), (2535, 81327), (7605, 27109)]