1218154005

素因数分解:

$3^3\times 5^1\times {\mathrm{9023363}}^1$

素因数の和:9023377

約数の個数: 16

約数和(自身を含む): 2165607360

約数和(自身を除く): 947453355

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 9023363, 27070089, 45116815, 81210267, 135350445, 243630801, 406051335, 1218154005]

約数ペア:

[(1, 1218154005), (3, 406051335), (5, 243630801), (9, 135350445), (15, 81210267), (27, 45116815), (45, 27070089), (135, 9023363)]