918243

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:559

約数の個数: 16

約数和(自身を含む): 1382400

約数和(自身を除く): 464157

約数列:

[1, 3, 9, 27, 71, 213, 479, 639, 1437, 1917, 4311, 12933, 34009, 102027, 306081, 918243]

約数ペア:

[(1, 918243), (3, 306081), (9, 102027), (27, 34009), (71, 12933), (213, 4311), (479, 1917), (639, 1437)]