51287727

素因数分解:

$3^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 69189120

約数和(自身を除く): 17901393

約数列:

[1, 3, 233, 239, 307, 699, 717, 921, 55687, 71531, 73373, 167061, 214593, 220119, 17095909, 51287727]

約数ペア:

[(1, 51287727), (3, 17095909), (233, 220119), (239, 214593), (307, 167061), (699, 73373), (717, 71531), (921, 55687)]