667531989

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{348217}}^1$

素因数の和:348297

約数の個数: 16

約数和(自身を含む): 1002867840

約数和(自身を除く): 335335851

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 348217, 1044651, 3133953, 9401859, 24723407, 74170221, 222510663, 667531989]

約数ペア:

[(1, 667531989), (3, 222510663), (9, 74170221), (27, 24723407), (71, 9401859), (213, 3133953), (639, 1044651), (1917, 348217)]