30813219

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{48221}}^1$

素因数の和:48298

約数の個数: 12

約数和(自身を含む): 45135792

約数和(自身を除く): 14322573

約数列:

[1, 3, 9, 71, 213, 639, 48221, 144663, 433989, 3423691, 10271073, 30813219]

約数ペア:

[(1, 30813219), (3, 10271073), (9, 3423691), (71, 433989), (213, 144663), (639, 48221)]