66657206

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 72

約数和(自身を含む): 133776720

約数和(自身を除く): 67119514

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 109, 121, 133, 154, 209, 218, 242, 266, 361, 418, 722, 763, 847, 1199, 1463, 1526, 1694, 2071, 2299, 2398, 2527, 2926, 3971, 4142, 4598, 5054, 7942, 8393, 13189, 14497, 16093, 16786, 22781, 26378, 27797, 28994, 32186, 39349, 43681, 45562, 55594, 78698, 87362, 92323, 159467, 184646, 250591, 275443, 305767, 318934, 432839, 501182, 550886, 611534, 865678, 1754137, 3029873, 3508274, 4761229, 6059746, 9522458, 33328603, 66657206]

約数ペア:

[(1, 66657206), (2, 33328603), (7, 9522458), (11, 6059746), (14, 4761229), (19, 3508274), (22, 3029873), (38, 1754137), (77, 865678), (109, 611534), (121, 550886), (133, 501182), (154, 432839), (209, 318934), (218, 305767), (242, 275443), (266, 250591), (361, 184646), (418, 159467), (722, 92323), (763, 87362), (847, 78698), (1199, 55594), (1463, 45562), (1526, 43681), (1694, 39349), (2071, 32186), (2299, 28994), (2398, 27797), (2527, 26378), (2926, 22781), (3971, 16786), (4142, 16093), (4598, 14497), (5054, 13189), (7942, 8393)]