28867783

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9437}}^1$

素因数の和:9486

約数の個数: 16

約数和(自身を含む): 36241920

約数和(自身を除く): 7374137

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 9437, 66059, 179303, 217051, 1255121, 1519357, 4123969, 28867783]

約数ペア:

[(1, 28867783), (7, 4123969), (19, 1519357), (23, 1255121), (133, 217051), (161, 179303), (437, 66059), (3059, 9437)]