258575446

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{128389}}^1$

素因数の和:128463

約数の個数: 16

約数和(自身を含む): 415983600

約数和(自身を除く): 157408154

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 128389, 256778, 2439391, 4878782, 6804617, 13609234, 129287723, 258575446]

約数ペア:

[(1, 258575446), (2, 129287723), (19, 13609234), (38, 6804617), (53, 4878782), (106, 2439391), (1007, 256778), (2014, 128389)]