131994436

素因数分解:

$2^2\times 7^2\times {\mathrm{673441}}^1$

素因数の和:673459

約数の個数: 18

約数和(自身を含む): 268703358

約数和(自身を除く): 136708922

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 673441, 1346882, 2693764, 4714087, 9428174, 18856348, 32998609, 65997218, 131994436]

約数ペア:

[(1, 131994436), (2, 65997218), (4, 32998609), (7, 18856348), (14, 9428174), (28, 4714087), (49, 2693764), (98, 1346882), (196, 673441)]