12972197

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 15409152

約数和(自身を除く): 2436955

約数列:

[1, 7, 43, 71, 301, 497, 607, 3053, 4249, 21371, 26101, 43097, 182707, 301679, 1853171, 12972197]

約数ペア:

[(1, 12972197), (7, 1853171), (43, 301679), (71, 182707), (301, 43097), (497, 26101), (607, 21371), (3053, 4249)]