173090996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 336336000

約数和(自身を除く): 163245004

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 199, 389, 398, 559, 778, 796, 1118, 1556, 2236, 2587, 5057, 5174, 8557, 10114, 10348, 16727, 17114, 20228, 33454, 34228, 66908, 77411, 111241, 154822, 217451, 222482, 309644, 434902, 444964, 869804, 1006343, 2012686, 3328673, 4025372, 6657346, 13314692, 43272749, 86545498, 173090996]

約数ペア:

[(1, 173090996), (2, 86545498), (4, 43272749), (13, 13314692), (26, 6657346), (43, 4025372), (52, 3328673), (86, 2012686), (172, 1006343), (199, 869804), (389, 444964), (398, 434902), (559, 309644), (778, 222482), (796, 217451), (1118, 154822), (1556, 111241), (2236, 77411), (2587, 66908), (5057, 34228), (5174, 33454), (8557, 20228), (10114, 17114), (10348, 16727)]