12712105

素因数分解:

$5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1381}}^1$

素因数の和:1656

約数の個数: 16

約数和(自身を含む): 17512704

約数和(自身を除く): 4800599

約数列:

[1, 5, 7, 35, 263, 1315, 1381, 1841, 6905, 9205, 9667, 48335, 363203, 1816015, 2542421, 12712105]

約数ペア:

[(1, 12712105), (5, 2542421), (7, 1816015), (35, 363203), (263, 48335), (1315, 9667), (1381, 9205), (1841, 6905)]