81039649

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1223}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 87892992

約数和(自身を除く): 6853343

約数列:

[1, 23, 43, 67, 989, 1223, 1541, 2881, 28129, 52589, 66263, 81941, 1209547, 1884643, 3523463, 81039649]

約数ペア:

[(1, 81039649), (23, 3523463), (43, 1884643), (67, 1209547), (989, 81941), (1223, 66263), (1541, 52589), (2881, 28129)]