28282353

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12071}}^1$

素因数の和:12156

約数の個数: 16

約数和(自身を含む): 41720832

約数和(自身を除く): 13438479

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 12071, 36213, 132781, 398343, 857041, 2571123, 9427451, 28282353]

約数ペア:

[(1, 28282353), (3, 9427451), (11, 2571123), (33, 857041), (71, 398343), (213, 132781), (781, 36213), (2343, 12071)]