12700261

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:689

約数の個数: 16

約数和(自身を含む): 15078400

約数和(自身を除く): 2378139

約数列:

[1, 7, 49, 61, 343, 427, 607, 2989, 4249, 20923, 29743, 37027, 208201, 259189, 1814323, 12700261]

約数ペア:

[(1, 12700261), (7, 1814323), (49, 259189), (61, 208201), (343, 37027), (427, 29743), (607, 20923), (2989, 4249)]