287707903

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{12713}}^1$

素因数の和:12834

約数の個数: 16

約数和(自身を含む): 340531776

約数和(自身を除く): 52823873

約数列:

[1, 7, 53, 61, 371, 427, 3233, 12713, 22631, 88991, 673789, 775493, 4716523, 5428451, 41101129, 287707903]

約数ペア:

[(1, 287707903), (7, 41101129), (53, 5428451), (61, 4716523), (371, 775493), (427, 673789), (3233, 88991), (12713, 22631)]