129778084

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{1049}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 229937400

約数和(自身を除く): 100159316

約数列:

[1, 2, 4, 157, 197, 314, 394, 628, 788, 1049, 2098, 4196, 30929, 61858, 123716, 164693, 206653, 329386, 413306, 658772, 826612, 32444521, 64889042, 129778084]

約数ペア:

[(1, 129778084), (2, 64889042), (4, 32444521), (157, 826612), (197, 658772), (314, 413306), (394, 329386), (628, 206653), (788, 164693), (1049, 123716), (2098, 61858), (4196, 30929)]