17987853

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2087}}^1$

素因数の和:2133

約数の個数: 24

約数和(自身を含む): 27511488

約数和(自身を除く): 9523635

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 2087, 2873, 6261, 8619, 27131, 35479, 81393, 106437, 352703, 461227, 1058109, 1383681, 5995951, 17987853]

約数ペア:

[(1, 17987853), (3, 5995951), (13, 1383681), (17, 1058109), (39, 461227), (51, 352703), (169, 106437), (221, 81393), (507, 35479), (663, 27131), (2087, 8619), (2873, 6261)]