20171211309

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{21759667}}^1$

素因数の和:21759776

約数の個数: 12

約数和(自身を含む): 29419071136

約数和(自身を除く): 9247859827

約数列:

[1, 3, 9, 103, 309, 927, 21759667, 65279001, 195837003, 2241245701, 6723737103, 20171211309]

約数ペア:

[(1, 20171211309), (3, 6723737103), (9, 2241245701), (103, 195837003), (309, 65279001), (927, 21759667)]