27771445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 38304000

約数和(自身を除く): 10532555

約数列:

[1, 5, 13, 19, 65, 95, 113, 199, 247, 565, 995, 1235, 1469, 2147, 2587, 3781, 7345, 10735, 12935, 18905, 22487, 27911, 49153, 112435, 139555, 245765, 292331, 427253, 1461655, 2136265, 5554289, 27771445]

約数ペア:

[(1, 27771445), (5, 5554289), (13, 2136265), (19, 1461655), (65, 427253), (95, 292331), (113, 245765), (199, 139555), (247, 112435), (565, 49153), (995, 27911), (1235, 22487), (1469, 18905), (2147, 12935), (2587, 10735), (3781, 7345)]