856964108

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19457}}^1$

素因数の和:19503

約数の個数: 72

約数和(自身を含む): 2028924576

約数和(自身を除く): 1171960468

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 121, 143, 154, 182, 242, 286, 308, 364, 484, 572, 847, 1001, 1573, 1694, 2002, 3146, 3388, 4004, 6292, 11011, 19457, 22022, 38914, 44044, 77828, 136199, 214027, 252941, 272398, 428054, 505882, 544796, 856108, 1011764, 1498189, 1770587, 2354297, 2782351, 2996378, 3541174, 4708594, 5564702, 5992756, 7082348, 9417188, 11129404, 16480079, 19476457, 30605861, 32960158, 38952914, 61211722, 65920316, 77905828, 122423444, 214241027, 428482054, 856964108]

約数ペア:

[(1, 856964108), (2, 428482054), (4, 214241027), (7, 122423444), (11, 77905828), (13, 65920316), (14, 61211722), (22, 38952914), (26, 32960158), (28, 30605861), (44, 19476457), (52, 16480079), (77, 11129404), (91, 9417188), (121, 7082348), (143, 5992756), (154, 5564702), (182, 4708594), (242, 3541174), (286, 2996378), (308, 2782351), (364, 2354297), (484, 1770587), (572, 1498189), (847, 1011764), (1001, 856108), (1573, 544796), (1694, 505882), (2002, 428054), (3146, 272398), (3388, 252941), (4004, 214027), (6292, 136199), (11011, 77828), (19457, 44044), (22022, 38914)]