28969685

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:788

約数の個数: 16

約数和(自身を含む): 35555520

約数和(自身を除く): 6585835

約数列:

[1, 5, 73, 139, 365, 571, 695, 2855, 10147, 41683, 50735, 79369, 208415, 396845, 5793937, 28969685]

約数ペア:

[(1, 28969685), (5, 5793937), (73, 396845), (139, 208415), (365, 79369), (571, 50735), (695, 41683), (2855, 10147)]