28885871

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4621}}^1$

素因数の和:4694

約数の個数: 16

約数和(自身を含む): 35496960

約数和(自身を除く): 6611089

約数列:

[1, 7, 19, 47, 133, 329, 893, 4621, 6251, 32347, 87799, 217187, 614593, 1520309, 4126553, 28885871]

約数ペア:

[(1, 28885871), (7, 4126553), (19, 1520309), (47, 614593), (133, 217187), (329, 87799), (893, 32347), (4621, 6251)]