12720711819

素因数分解:

$3^1\times {\mathrm{349}}^1\times {\mathrm{1373}}^1\times {\mathrm{8849}}^1$

素因数の和:10574

約数の個数: 16

約数和(自身を含む): 17023860000

約数和(自身を除く): 4303148181

約数列:

[1, 3, 349, 1047, 1373, 4119, 8849, 26547, 479177, 1437531, 3088301, 9264903, 12149677, 36449031, 4240237273, 12720711819]

約数ペア:

[(1, 12720711819), (3, 4240237273), (349, 36449031), (1047, 12149677), (1373, 9264903), (4119, 3088301), (8849, 1437531), (26547, 479177)]