215211249

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{80513}}^1$

素因数の和:80539

約数の個数: 24

約数和(自身を含む): 351685152

約数和(自身を除く): 136473903

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 80513, 241539, 724617, 885643, 2173851, 2656929, 6521553, 7970787, 19564659, 23912361, 71737083, 215211249]

約数ペア:

[(1, 215211249), (3, 71737083), (9, 23912361), (11, 19564659), (27, 7970787), (33, 6521553), (81, 2656929), (99, 2173851), (243, 885643), (297, 724617), (891, 241539), (2673, 80513)]