81318423

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{19543}}^1$

素因数の和:19638

約数の個数: 16

約数和(自身を含む): 115700480

約数和(自身を除く): 34382057

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 19543, 58629, 371317, 1113951, 1426639, 4279917, 27106141, 81318423]

約数ペア:

[(1, 81318423), (3, 27106141), (19, 4279917), (57, 1426639), (73, 1113951), (219, 371317), (1387, 58629), (4161, 19543)]