12140791

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{199}}^1$

素因数の和:263

約数の個数: 18

約数和(自身を含む): 13944600

約数和(自身を除く): 1803809

約数列:

[1, 13, 19, 169, 199, 247, 361, 2587, 3211, 3781, 4693, 33631, 49153, 61009, 71839, 638989, 933907, 12140791]

約数ペア:

[(1, 12140791), (13, 933907), (19, 638989), (169, 71839), (199, 61009), (247, 49153), (361, 33631), (2587, 4693), (3211, 3781)]