1643997672

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 4664389860

約数和(自身を除く): 3020392188

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 53, 72, 86, 106, 129, 159, 172, 212, 233, 258, 318, 344, 387, 424, 466, 477, 516, 636, 699, 774, 932, 954, 1032, 1272, 1398, 1548, 1849, 1864, 1908, 2097, 2279, 2796, 3096, 3698, 3816, 4194, 4558, 5547, 5592, 6837, 7396, 8388, 9116, 10019, 11094, 12349, 13674, 14792, 16641, 16776, 18232, 20038, 20511, 22188, 24698, 27348, 30057, 33282, 37047, 40076, 41022, 44376, 49396, 54696, 60114, 66564, 74094, 80152, 82044, 90171, 97997, 98792, 111141, 120228, 133128, 148188, 164088, 180342, 195994, 222282, 240456, 293991, 296376, 360684, 391988, 430817, 444564, 531007, 587982, 721368, 783976, 861634, 881973, 889128, 1062014, 1175964, 1292451, 1593021, 1723268, 1763946, 2124028, 2351928, 2584902, 3186042, 3446536, 3527892, 3877353, 4248056, 4779063, 5169804, 6372084, 7055784, 7754706, 9558126, 10339608, 12744168, 15509412, 19116252, 22833301, 31018824, 38232504, 45666602, 68499903, 91333204, 136999806, 182666408, 205499709, 273999612, 410999418, 547999224, 821998836, 1643997672]

約数ペア:

[(1, 1643997672), (2, 821998836), (3, 547999224), (4, 410999418), (6, 273999612), (8, 205499709), (9, 182666408), (12, 136999806), (18, 91333204), (24, 68499903), (36, 45666602), (43, 38232504), (53, 31018824), (72, 22833301), (86, 19116252), (106, 15509412), (129, 12744168), (159, 10339608), (172, 9558126), (212, 7754706), (233, 7055784), (258, 6372084), (318, 5169804), (344, 4779063), (387, 4248056), (424, 3877353), (466, 3527892), (477, 3446536), (516, 3186042), (636, 2584902), (699, 2351928), (774, 2124028), (932, 1763946), (954, 1723268), (1032, 1593021), (1272, 1292451), (1398, 1175964), (1548, 1062014), (1849, 889128), (1864, 881973), (1908, 861634), (2097, 783976), (2279, 721368), (2796, 587982), (3096, 531007), (3698, 444564), (3816, 430817), (4194, 391988), (4558, 360684), (5547, 296376), (5592, 293991), (6837, 240456), (7396, 222282), (8388, 195994), (9116, 180342), (10019, 164088), (11094, 148188), (12349, 133128), (13674, 120228), (14792, 111141), (16641, 98792), (16776, 97997), (18232, 90171), (20038, 82044), (20511, 80152), (22188, 74094), (24698, 66564), (27348, 60114), (30057, 54696), (33282, 49396), (37047, 44376), (40076, 41022)]