12571047

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 18690048

約数和(自身を除く): 6119001

約数列:

[1, 3, 9, 71, 103, 191, 213, 309, 573, 639, 927, 1719, 7313, 13561, 19673, 21939, 40683, 59019, 65817, 122049, 177057, 1396783, 4190349, 12571047]

約数ペア:

[(1, 12571047), (3, 4190349), (9, 1396783), (71, 177057), (103, 122049), (191, 65817), (213, 59019), (309, 40683), (573, 21939), (639, 19673), (927, 13561), (1719, 7313)]