289904385

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{199247}}^1$

素因数の和:199352

約数の個数: 16

約数和(自身を含む): 468631296

約数和(自身を除く): 178726911

約数列:

[1, 3, 5, 15, 97, 291, 485, 1455, 199247, 597741, 996235, 2988705, 19326959, 57980877, 96634795, 289904385]

約数ペア:

[(1, 289904385), (3, 96634795), (5, 57980877), (15, 19326959), (97, 2988705), (291, 996235), (485, 597741), (1455, 199247)]