215568965

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{3529}}^1$

素因数の和:4196

約数の個数: 16

約数和(自身を含む): 272798400

約数和(自身を除く): 57229435

約数列:

[1, 5, 19, 95, 643, 3215, 3529, 12217, 17645, 61085, 67051, 335255, 2269147, 11345735, 43113793, 215568965]

約数ペア:

[(1, 215568965), (5, 43113793), (19, 11345735), (95, 2269147), (643, 335255), (3215, 67051), (3529, 61085), (12217, 17645)]