81204957

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{56747}}^1$

素因数の和:56809

約数の個数: 16

約数和(自身を含む): 122575680

約数和(自身を除く): 41370723

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 56747, 170241, 510723, 1532169, 3007591, 9022773, 27068319, 81204957]

約数ペア:

[(1, 81204957), (3, 27068319), (9, 9022773), (27, 3007591), (53, 1532169), (159, 510723), (477, 170241), (1431, 56747)]