1278906473

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{120413}}^1$

素因数の和:120488

約数の個数: 16

約数和(自身を含む): 1483500480

約数和(自身を除く): 204594007

約数列:

[1, 13, 19, 43, 247, 559, 817, 10621, 120413, 1565369, 2287847, 5177759, 29742011, 67310867, 98377421, 1278906473]

約数ペア:

[(1, 1278906473), (13, 98377421), (19, 67310867), (43, 29742011), (247, 5177759), (559, 2287847), (817, 1565369), (10621, 120413)]