12931865

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:976

約数の個数: 16

約数和(自身を含む): 16329600

約数和(自身を除く): 3397735

約数列:

[1, 5, 23, 115, 139, 695, 809, 3197, 4045, 15985, 18607, 93035, 112451, 562255, 2586373, 12931865]

約数ペア:

[(1, 12931865), (5, 2586373), (23, 562255), (115, 112451), (139, 93035), (695, 18607), (809, 15985), (3197, 4045)]