16131987

素因数分解:

$3^3\times {\mathrm{181}}^1\times {\mathrm{3301}}^1$

素因数の和:3491

約数の個数: 16

約数和(自身を含む): 24038560

約数和(自身を除く): 7906573

約数列:

[1, 3, 9, 27, 181, 543, 1629, 3301, 4887, 9903, 29709, 89127, 597481, 1792443, 5377329, 16131987]

約数ペア:

[(1, 16131987), (3, 5377329), (9, 1792443), (27, 597481), (181, 89127), (543, 29709), (1629, 9903), (3301, 4887)]