209202136

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 505128960

約数和(自身を除く): 295926824

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 31, 34, 44, 52, 62, 68, 88, 104, 124, 136, 143, 187, 221, 248, 286, 341, 347, 374, 403, 442, 527, 572, 682, 694, 748, 806, 884, 1054, 1144, 1364, 1388, 1496, 1612, 1768, 2108, 2431, 2728, 2776, 3224, 3817, 4216, 4433, 4511, 4862, 5797, 5899, 6851, 7634, 8866, 9022, 9724, 10757, 11594, 11798, 13702, 15268, 17732, 18044, 19448, 21514, 23188, 23596, 27404, 30536, 35464, 36088, 43028, 46376, 47192, 49621, 54808, 64889, 75361, 76687, 86056, 99242, 118327, 129778, 139841, 150722, 153374, 182869, 198484, 236654, 259556, 279682, 301444, 306748, 365738, 396968, 473308, 519112, 559364, 602888, 613496, 731476, 843557, 946616, 1118728, 1462952, 1538251, 1687114, 2011559, 2377297, 3076502, 3374228, 4023118, 4754594, 6153004, 6748456, 8046236, 9509188, 12306008, 16092472, 19018376, 26150267, 52300534, 104601068, 209202136]

約数ペア:

[(1, 209202136), (2, 104601068), (4, 52300534), (8, 26150267), (11, 19018376), (13, 16092472), (17, 12306008), (22, 9509188), (26, 8046236), (31, 6748456), (34, 6153004), (44, 4754594), (52, 4023118), (62, 3374228), (68, 3076502), (88, 2377297), (104, 2011559), (124, 1687114), (136, 1538251), (143, 1462952), (187, 1118728), (221, 946616), (248, 843557), (286, 731476), (341, 613496), (347, 602888), (374, 559364), (403, 519112), (442, 473308), (527, 396968), (572, 365738), (682, 306748), (694, 301444), (748, 279682), (806, 259556), (884, 236654), (1054, 198484), (1144, 182869), (1364, 153374), (1388, 150722), (1496, 139841), (1612, 129778), (1768, 118327), (2108, 99242), (2431, 86056), (2728, 76687), (2776, 75361), (3224, 64889), (3817, 54808), (4216, 49621), (4433, 47192), (4511, 46376), (4862, 43028), (5797, 36088), (5899, 35464), (6851, 30536), (7634, 27404), (8866, 23596), (9022, 23188), (9724, 21514), (10757, 19448), (11594, 18044), (11798, 17732), (13702, 15268)]