215538903

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{3209}}^1$

素因数の和:3671

約数の個数: 24

約数和(自身を含む): 330501600

約数和(自身を除く): 114962697

約数列:

[1, 3, 9, 17, 51, 153, 439, 1317, 3209, 3951, 7463, 9627, 22389, 28881, 54553, 67167, 163659, 490977, 1408751, 4226253, 12678759, 23948767, 71846301, 215538903]

約数ペア:

[(1, 215538903), (3, 71846301), (9, 23948767), (17, 12678759), (51, 4226253), (153, 1408751), (439, 490977), (1317, 163659), (3209, 67167), (3951, 54553), (7463, 28881), (9627, 22389)]