87831297

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{23071}}^1$

素因数の和:23130

約数の個数: 20

約数和(自身を含む): 134002176

約数和(自身を除く): 46170879

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 23071, 69213, 207639, 622917, 1084337, 1868751, 3253011, 9759033, 29277099, 87831297]

約数ペア:

[(1, 87831297), (3, 29277099), (9, 9759033), (27, 3253011), (47, 1868751), (81, 1084337), (141, 622917), (423, 207639), (1269, 69213), (3807, 23071)]