12855555

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9851}}^1$

素因数の和:9891

約数の個数: 24

約数和(自身を含む): 23053680

約数和(自身を除く): 10198125

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 9851, 29553, 49255, 88659, 147765, 285679, 443295, 857037, 1428395, 2571111, 4285185, 12855555]

約数ペア:

[(1, 12855555), (3, 4285185), (5, 2571111), (9, 1428395), (15, 857037), (29, 443295), (45, 285679), (87, 147765), (145, 88659), (261, 49255), (435, 29553), (1305, 9851)]