12898739

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:650

約数の個数: 16

約数和(自身を含む): 15617280

約数和(自身を除く): 2718541

約数列:

[1, 7, 19, 133, 293, 331, 2051, 2317, 5567, 6289, 38969, 44023, 96983, 678881, 1842677, 12898739]

約数ペア:

[(1, 12898739), (7, 1842677), (19, 678881), (133, 96983), (293, 44023), (331, 38969), (2051, 6289), (2317, 5567)]