81744649

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2897}}^1$

素因数の和:3072

約数の個数: 16

約数和(自身を含む): 97372800

約数和(自身を除く): 15628151

約数列:

[1, 7, 29, 139, 203, 973, 2897, 4031, 20279, 28217, 84013, 402683, 588091, 2818781, 11677807, 81744649]

約数ペア:

[(1, 81744649), (7, 11677807), (29, 2818781), (139, 588091), (203, 402683), (973, 84013), (2897, 28217), (4031, 20279)]