12996531

素因数分解:

$3^4\times {\mathrm{281}}^1\times {\mathrm{571}}^1$

素因数の和:864

約数の個数: 20

約数和(自身を含む): 19517784

約数和(自身を除く): 6521253

約数列:

[1, 3, 9, 27, 81, 281, 571, 843, 1713, 2529, 5139, 7587, 15417, 22761, 46251, 160451, 481353, 1444059, 4332177, 12996531]

約数ペア:

[(1, 12996531), (3, 4332177), (9, 1444059), (27, 481353), (81, 160451), (281, 46251), (571, 22761), (843, 15417), (1713, 7587), (2529, 5139)]