289344223

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1\times {\mathrm{2203}}^1$

素因数の和:2886

約数の個数: 16

約数和(自身を含む): 342766080

約数和(自身を除く): 53421857

約数列:

[1, 7, 29, 203, 647, 2203, 4529, 15421, 18763, 63887, 131341, 447209, 1425341, 9977387, 41334889, 289344223]

約数ペア:

[(1, 289344223), (7, 41334889), (29, 9977387), (203, 1425341), (647, 447209), (2203, 131341), (4529, 63887), (15421, 18763)]