123420385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{36787}}^1$

素因数の和:36864

約数の個数: 16

約数和(自身を含む): 164221632

約数和(自身を除く): 40801247

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 36787, 183935, 404657, 2023285, 2244007, 11220035, 24684077, 123420385]

約数ペア:

[(1, 123420385), (5, 24684077), (11, 11220035), (55, 2244007), (61, 2023285), (305, 404657), (671, 183935), (3355, 36787)]