87673972

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{1151}}^1$

素因数の和:1431

約数の個数: 24

約数和(自身を含む): 155796480

約数和(自身を除く): 68122508

約数列:

[1, 2, 4, 137, 139, 274, 278, 548, 556, 1151, 2302, 4604, 19043, 38086, 76172, 157687, 159989, 315374, 319978, 630748, 639956, 21918493, 43836986, 87673972]

約数ペア:

[(1, 87673972), (2, 43836986), (4, 21918493), (137, 639956), (139, 630748), (274, 319978), (278, 315374), (548, 159989), (556, 157687), (1151, 76172), (2302, 38086), (4604, 19043)]