2599779

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 1754781

約数列:

[1, 3, 7, 13, 21, 39, 89, 91, 107, 267, 273, 321, 623, 749, 1157, 1391, 1869, 2247, 3471, 4173, 8099, 9523, 9737, 24297, 28569, 29211, 66661, 123799, 199983, 371397, 866593, 2599779]

約数ペア:

[(1, 2599779), (3, 866593), (7, 371397), (13, 199983), (21, 123799), (39, 66661), (89, 29211), (91, 28569), (107, 24297), (267, 9737), (273, 9523), (321, 8099), (623, 4173), (749, 3471), (1157, 2247), (1391, 1869)]