287312257

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1\times {\mathrm{601}}^1$

素因数の和:1140

約数の個数: 16

約数和(自身を含む): 310386384

約数和(自身を除く): 23074127

約数列:

[1, 17, 61, 461, 601, 1037, 7837, 10217, 28121, 36661, 277061, 478057, 623237, 4710037, 16900721, 287312257]

約数ペア:

[(1, 287312257), (17, 16900721), (61, 4710037), (461, 623237), (601, 478057), (1037, 277061), (7837, 36661), (10217, 28121)]