81351891

素因数分解:

$3^3\times {\mathrm{593}}^1\times {\mathrm{5081}}^1$

素因数の和:5683

約数の個数: 16

約数和(自身を含む): 120748320

約数和(自身を除く): 39396429

約数列:

[1, 3, 9, 27, 593, 1779, 5081, 5337, 15243, 16011, 45729, 137187, 3013033, 9039099, 27117297, 81351891]

約数ペア:

[(1, 81351891), (3, 27117297), (9, 9039099), (27, 3013033), (593, 137187), (1779, 45729), (5081, 16011), (5337, 15243)]