2080321407

素因数分解:

$3^3\times {\mathrm{4073}}^1\times {\mathrm{18917}}^1$

素因数の和:22999

約数の個数: 16

約数和(自身を含む): 3082877280

約数和(自身を除く): 1002555873

約数列:

[1, 3, 9, 27, 4073, 12219, 18917, 36657, 56751, 109971, 170253, 510759, 77048941, 231146823, 693440469, 2080321407]

約数ペア:

[(1, 2080321407), (3, 693440469), (9, 231146823), (27, 77048941), (4073, 510759), (12219, 170253), (18917, 109971), (36657, 56751)]