199413721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{4057}}^1$

素因数の和:4288

約数の個数: 16

約数和(自身を含む): 227248000

約数和(自身を除く): 27834279

約数列:

[1, 13, 19, 199, 247, 2587, 3781, 4057, 49153, 52741, 77083, 807343, 1002079, 10495459, 15339517, 199413721]

約数ペア:

[(1, 199413721), (13, 15339517), (19, 10495459), (199, 1002079), (247, 807343), (2587, 77083), (3781, 52741), (4057, 49153)]