208517148

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2749}}^1$

素因数の和:2816

約数の個数: 108

約数和(自身を含む): 627627000

約数和(自身を除く): 419109852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 49, 63, 84, 86, 98, 126, 129, 147, 172, 196, 252, 258, 294, 301, 387, 441, 516, 588, 602, 774, 882, 903, 1204, 1548, 1764, 1806, 2107, 2709, 2749, 3612, 4214, 5418, 5498, 6321, 8247, 8428, 10836, 10996, 12642, 16494, 18963, 19243, 24741, 25284, 32988, 37926, 38486, 49482, 57729, 75852, 76972, 98964, 115458, 118207, 134701, 173187, 230916, 236414, 269402, 346374, 354621, 404103, 472828, 538804, 692748, 709242, 808206, 827449, 1063863, 1212309, 1418484, 1616412, 1654898, 2127726, 2424618, 2482347, 3309796, 4255452, 4849236, 4964694, 5792143, 7447041, 9929388, 11584286, 14894082, 17376429, 23168572, 29788164, 34752858, 52129287, 69505716, 104258574, 208517148]

約数ペア:

[(1, 208517148), (2, 104258574), (3, 69505716), (4, 52129287), (6, 34752858), (7, 29788164), (9, 23168572), (12, 17376429), (14, 14894082), (18, 11584286), (21, 9929388), (28, 7447041), (36, 5792143), (42, 4964694), (43, 4849236), (49, 4255452), (63, 3309796), (84, 2482347), (86, 2424618), (98, 2127726), (126, 1654898), (129, 1616412), (147, 1418484), (172, 1212309), (196, 1063863), (252, 827449), (258, 808206), (294, 709242), (301, 692748), (387, 538804), (441, 472828), (516, 404103), (588, 354621), (602, 346374), (774, 269402), (882, 236414), (903, 230916), (1204, 173187), (1548, 134701), (1764, 118207), (1806, 115458), (2107, 98964), (2709, 76972), (2749, 75852), (3612, 57729), (4214, 49482), (5418, 38486), (5498, 37926), (6321, 32988), (8247, 25284), (8428, 24741), (10836, 19243), (10996, 18963), (12642, 16494)]