142776980157

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{357837043}}^1$

素因数の和:357837072

約数の個数: 16

約数和(自身を含む): 229015708160

約数和(自身を除く): 86238728003

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 357837043, 1073511129, 2504859301, 6798903817, 7514577903, 20396711451, 47592326719, 142776980157]

約数ペア:

[(1, 142776980157), (3, 47592326719), (7, 20396711451), (19, 7514577903), (21, 6798903817), (57, 2504859301), (133, 1073511129), (399, 357837043)]