131566556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{15493}}^1$

素因数の和:15701

約数の個数: 24

約数和(自身を含む): 252490224

約数和(自身を除く): 120923668

約数列:

[1, 2, 4, 11, 22, 44, 193, 386, 772, 2123, 4246, 8492, 15493, 30986, 61972, 170423, 340846, 681692, 2990149, 5980298, 11960596, 32891639, 65783278, 131566556]

約数ペア:

[(1, 131566556), (2, 65783278), (4, 32891639), (11, 11960596), (22, 5980298), (44, 2990149), (193, 681692), (386, 340846), (772, 170423), (2123, 61972), (4246, 30986), (8492, 15493)]