257923105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{27107}}^1$

素因数の和:27296

約数の個数: 16

約数和(自身を含む): 339609024

約数和(自身を除く): 81685919

約数列:

[1, 5, 11, 55, 173, 865, 1903, 9515, 27107, 135535, 298177, 1490885, 4689511, 23447555, 51584621, 257923105]

約数ペア:

[(1, 257923105), (5, 51584621), (11, 23447555), (55, 4689511), (173, 1490885), (865, 298177), (1903, 135535), (9515, 27107)]