2138591

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:422

約数の個数: 16

約数和(自身を含む): 2677248

約数和(自身を除く): 538657

約数列:

[1, 7, 13, 71, 91, 331, 497, 923, 2317, 4303, 6461, 23501, 30121, 164507, 305513, 2138591]

約数ペア:

[(1, 2138591), (7, 305513), (13, 164507), (71, 30121), (91, 23501), (331, 6461), (497, 4303), (923, 2317)]