213696392

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:631

約数の個数: 128

約数和(自身を含む): 539965440

約数和(自身を除く): 326269048

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 31, 34, 52, 56, 62, 68, 91, 104, 119, 124, 136, 182, 217, 221, 238, 248, 364, 403, 434, 442, 476, 527, 557, 728, 806, 868, 884, 952, 1054, 1114, 1547, 1612, 1736, 1768, 2108, 2228, 2821, 3094, 3224, 3689, 3899, 4216, 4456, 5642, 6188, 6851, 7241, 7378, 7798, 9469, 11284, 12376, 13702, 14482, 14756, 15596, 17267, 18938, 22568, 27404, 28964, 29512, 31192, 34534, 37876, 47957, 50687, 54808, 57928, 66283, 69068, 75752, 95914, 101374, 120869, 123097, 132566, 138136, 191828, 202748, 224471, 241738, 246194, 265132, 293539, 383656, 405496, 448942, 483476, 492388, 530264, 587078, 861679, 897884, 966952, 984776, 1174156, 1571297, 1723358, 1795768, 2054773, 2348312, 3142594, 3446716, 3816007, 4109546, 6285188, 6893432, 7632014, 8219092, 12570376, 15264028, 16438184, 26712049, 30528056, 53424098, 106848196, 213696392]

約数ペア:

[(1, 213696392), (2, 106848196), (4, 53424098), (7, 30528056), (8, 26712049), (13, 16438184), (14, 15264028), (17, 12570376), (26, 8219092), (28, 7632014), (31, 6893432), (34, 6285188), (52, 4109546), (56, 3816007), (62, 3446716), (68, 3142594), (91, 2348312), (104, 2054773), (119, 1795768), (124, 1723358), (136, 1571297), (182, 1174156), (217, 984776), (221, 966952), (238, 897884), (248, 861679), (364, 587078), (403, 530264), (434, 492388), (442, 483476), (476, 448942), (527, 405496), (557, 383656), (728, 293539), (806, 265132), (868, 246194), (884, 241738), (952, 224471), (1054, 202748), (1114, 191828), (1547, 138136), (1612, 132566), (1736, 123097), (1768, 120869), (2108, 101374), (2228, 95914), (2821, 75752), (3094, 69068), (3224, 66283), (3689, 57928), (3899, 54808), (4216, 50687), (4456, 47957), (5642, 37876), (6188, 34534), (6851, 31192), (7241, 29512), (7378, 28964), (7798, 27404), (9469, 22568), (11284, 18938), (12376, 17267), (13702, 15596), (14482, 14756)]