85785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:77

約数の個数: 32

約数和(自身を含む): 168960

約数和(自身を除く): 83175

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 43, 57, 95, 105, 129, 133, 215, 285, 301, 399, 645, 665, 817, 903, 1505, 1995, 2451, 4085, 4515, 5719, 12255, 17157, 28595, 85785]

約数ペア:

[(1, 85785), (3, 28595), (5, 17157), (7, 12255), (15, 5719), (19, 4515), (21, 4085), (35, 2451), (43, 1995), (57, 1505), (95, 903), (105, 817), (129, 665), (133, 645), (215, 399), (285, 301)]