215512161

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{14821}}^1$

素因数の和:14992

約数の個数: 16

約数和(自身を含む): 297388608

約数和(自身を除く): 81876447

約数列:

[1, 3, 37, 111, 131, 393, 4847, 14541, 14821, 44463, 548377, 1645131, 1941551, 5824653, 71837387, 215512161]

約数ペア:

[(1, 215512161), (3, 71837387), (37, 5824653), (111, 1941551), (131, 1645131), (393, 548377), (4847, 44463), (14541, 14821)]