71399640039

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{187751}}^1$

素因数の和:187980

約数の個数: 48

約数和(自身を含む): 119860876800

約数和(自身を除く): 48461236761

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 199, 273, 597, 637, 1393, 1911, 2587, 4179, 7761, 9751, 18109, 29253, 54327, 126763, 187751, 380289, 563253, 1314257, 2440763, 3942771, 7322289, 9199799, 17085341, 27599397, 37362449, 51256023, 112087347, 119597387, 261537143, 358792161, 485711837, 784611429, 1457135511, 1830760001, 3399982859, 5492280003, 10199948577, 23799880013, 71399640039]

約数ペア:

[(1, 71399640039), (3, 23799880013), (7, 10199948577), (13, 5492280003), (21, 3399982859), (39, 1830760001), (49, 1457135511), (91, 784611429), (147, 485711837), (199, 358792161), (273, 261537143), (597, 119597387), (637, 112087347), (1393, 51256023), (1911, 37362449), (2587, 27599397), (4179, 17085341), (7761, 9199799), (9751, 7322289), (18109, 3942771), (29253, 2440763), (54327, 1314257), (126763, 563253), (187751, 380289)]