287283

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 16

約数和(自身を含む): 418176

約数和(自身を除く): 130893

約数列:

[1, 3, 17, 43, 51, 129, 131, 393, 731, 2193, 2227, 5633, 6681, 16899, 95761, 287283]

約数ペア:

[(1, 287283), (3, 95761), (17, 16899), (43, 6681), (51, 5633), (129, 2227), (131, 2193), (393, 731)]