81445851

素因数分解:

$3^3\times {\mathrm{617}}^1\times {\mathrm{4889}}^1$

素因数の和:5515

約数の個数: 16

約数和(自身を含む): 120880800

約数和(自身を除く): 39434949

約数列:

[1, 3, 9, 27, 617, 1851, 4889, 5553, 14667, 16659, 44001, 132003, 3016513, 9049539, 27148617, 81445851]

約数ペア:

[(1, 81445851), (3, 27148617), (9, 9049539), (27, 3016513), (617, 132003), (1851, 44001), (4889, 16659), (5553, 14667)]