2785977

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 4324320

約数和(自身を除く): 1538343

約数列:

[1, 3, 9, 17, 51, 131, 139, 153, 393, 417, 1179, 1251, 2227, 2363, 6681, 7089, 18209, 20043, 21267, 54627, 163881, 309553, 928659, 2785977]

約数ペア:

[(1, 2785977), (3, 928659), (9, 309553), (17, 163881), (51, 54627), (131, 21267), (139, 20043), (153, 18209), (393, 7089), (417, 6681), (1179, 2363), (1251, 2227)]