1999569

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 32

約数和(自身を含む): 3225600

約数和(自身を除く): 1226031

約数列:

[1, 3, 11, 13, 33, 39, 59, 79, 143, 177, 237, 429, 649, 767, 869, 1027, 1947, 2301, 2607, 3081, 4661, 8437, 11297, 13983, 25311, 33891, 51271, 60593, 153813, 181779, 666523, 1999569]

約数ペア:

[(1, 1999569), (3, 666523), (11, 181779), (13, 153813), (33, 60593), (39, 51271), (59, 33891), (79, 25311), (143, 13983), (177, 11297), (237, 8437), (429, 4661), (649, 3081), (767, 2607), (869, 2301), (1027, 1947)]