28694997

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9871}}^1$

素因数の和:9913

約数の個数: 24

約数和(自身を含む): 46200960

約数和(自身を除く): 17505963

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 9871, 29613, 88839, 167807, 187549, 503421, 562647, 1510263, 1687941, 3188333, 9564999, 28694997]

約数ペア:

[(1, 28694997), (3, 9564999), (9, 3188333), (17, 1687941), (19, 1510263), (51, 562647), (57, 503421), (153, 187549), (171, 167807), (323, 88839), (969, 29613), (2907, 9871)]