213309656

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{463}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 483302400

約数和(自身を除く): 269992744

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 433, 463, 532, 866, 926, 1064, 1732, 1852, 3031, 3241, 3464, 3704, 6062, 6482, 8227, 8797, 12124, 12964, 16454, 17594, 24248, 25928, 32908, 35188, 57589, 61579, 65816, 70376, 115178, 123158, 200479, 230356, 246316, 400958, 460712, 492632, 801916, 1403353, 1603832, 2806706, 3809101, 5613412, 7618202, 11226824, 15236404, 26663707, 30472808, 53327414, 106654828, 213309656]

約数ペア:

[(1, 213309656), (2, 106654828), (4, 53327414), (7, 30472808), (8, 26663707), (14, 15236404), (19, 11226824), (28, 7618202), (38, 5613412), (56, 3809101), (76, 2806706), (133, 1603832), (152, 1403353), (266, 801916), (433, 492632), (463, 460712), (532, 400958), (866, 246316), (926, 230356), (1064, 200479), (1732, 123158), (1852, 115178), (3031, 70376), (3241, 65816), (3464, 61579), (3704, 57589), (6062, 35188), (6482, 32908), (8227, 25928), (8797, 24248), (12124, 17594), (12964, 16454)]