81839997

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{30011}}^1$

素因数の和:30121

約数の個数: 16

約数和(自身を含む): 122448960

約数和(自身を除く): 40608963

約数列:

[1, 3, 9, 27, 101, 303, 909, 2727, 30011, 90033, 270099, 810297, 3031111, 9093333, 27279999, 81839997]

約数ペア:

[(1, 81839997), (3, 27279999), (9, 9093333), (27, 3031111), (101, 810297), (303, 270099), (909, 90033), (2727, 30011)]