27900765

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14419}}^1$

素因数の和:14473

約数の個数: 24

約数和(自身を含む): 49489440

約数和(自身を除く): 21588675

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 14419, 43257, 72095, 129771, 216285, 620017, 648855, 1860051, 3100085, 5580153, 9300255, 27900765]

約数ペア:

[(1, 27900765), (3, 9300255), (5, 5580153), (9, 3100085), (15, 1860051), (43, 648855), (45, 620017), (129, 216285), (215, 129771), (387, 72095), (645, 43257), (1935, 14419)]