2007495981

素因数分解:

$3^4\times {\mathrm{311}}^1\times {\mathrm{79691}}^1$

素因数の和:80014

約数の個数: 20

約数和(自身を含む): 3008532384

約数和(自身を除く): 1001036403

約数列:

[1, 3, 9, 27, 81, 311, 933, 2799, 8397, 25191, 79691, 239073, 717219, 2151657, 6454971, 24783901, 74351703, 223055109, 669165327, 2007495981]

約数ペア:

[(1, 2007495981), (3, 669165327), (9, 223055109), (27, 74351703), (81, 24783901), (311, 6454971), (933, 2151657), (2799, 717219), (8397, 239073), (25191, 79691)]