16980381

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{57173}}^1$

素因数の和:57193

約数の個数: 16

約数和(自身を含む): 27443520

約数和(自身を除く): 10463139

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 57173, 171519, 514557, 628903, 1543671, 1886709, 5660127, 16980381]

約数ペア:

[(1, 16980381), (3, 5660127), (9, 1886709), (11, 1543671), (27, 628903), (33, 514557), (99, 171519), (297, 57173)]