257865744

素因数分解:

$2^4\times 3^1\times {\mathrm{5372203}}^1$

素因数の和:5372214

約数の個数: 20

約数和(自身を含む): 666153296

約数和(自身を除く): 408287552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5372203, 10744406, 16116609, 21488812, 32233218, 42977624, 64466436, 85955248, 128932872, 257865744]

約数ペア:

[(1, 257865744), (2, 128932872), (3, 85955248), (4, 64466436), (6, 42977624), (8, 32233218), (12, 21488812), (16, 16116609), (24, 10744406), (48, 5372203)]