28883449

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{541}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 34341120

約数和(自身を除く): 5457671

約数列:

[1, 7, 29, 203, 263, 541, 1841, 3787, 7627, 15689, 53389, 109823, 142283, 995981, 4126207, 28883449]

約数ペア:

[(1, 28883449), (7, 4126207), (29, 995981), (203, 142283), (263, 109823), (541, 53389), (1841, 15689), (3787, 7627)]