287663205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1128091}}^1$

素因数の和:1128116

約数の個数: 16

約数和(自身を含む): 487335744

約数和(自身を除く): 199672539

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 1128091, 3384273, 5640455, 16921365, 19177547, 57532641, 95887735, 287663205]

約数ペア:

[(1, 287663205), (3, 95887735), (5, 57532641), (15, 19177547), (17, 16921365), (51, 5640455), (85, 3384273), (255, 1128091)]