257843812

素因数分解:

$2^2\times {\mathrm{1117}}^1\times {\mathrm{57709}}^1$

素因数の和:58830

約数の個数: 12

約数和(自身を含む): 451638460

約数和(自身を除く): 193794648

約数列:

[1, 2, 4, 1117, 2234, 4468, 57709, 115418, 230836, 64460953, 128921906, 257843812]

約数ペア:

[(1, 257843812), (2, 128921906), (4, 64460953), (1117, 230836), (2234, 115418), (4468, 57709)]