2009136437

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 2715648000

約数和(自身を除く): 706511563

約数列:

[1, 7, 11, 19, 67, 77, 103, 133, 199, 209, 469, 721, 737, 1133, 1273, 1393, 1463, 1957, 2189, 3781, 5159, 6901, 7931, 8911, 13333, 13699, 14003, 15323, 20497, 21527, 26467, 41591, 48307, 75911, 93331, 98021, 131119, 143479, 146663, 150689, 225467, 253327, 291137, 389443, 531377, 917833, 1026641, 1373299, 1442309, 1578269, 1773289, 2726101, 2786597, 4283873, 9613093, 10096163, 15106289, 19506179, 26092681, 29987111, 105744023, 182648767, 287019491, 2009136437]

約数ペア:

[(1, 2009136437), (7, 287019491), (11, 182648767), (19, 105744023), (67, 29987111), (77, 26092681), (103, 19506179), (133, 15106289), (199, 10096163), (209, 9613093), (469, 4283873), (721, 2786597), (737, 2726101), (1133, 1773289), (1273, 1578269), (1393, 1442309), (1463, 1373299), (1957, 1026641), (2189, 917833), (3781, 531377), (5159, 389443), (6901, 291137), (7931, 253327), (8911, 225467), (13333, 150689), (13699, 146663), (14003, 143479), (15323, 131119), (20497, 98021), (21527, 93331), (26467, 75911), (41591, 48307)]