66207855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 125411328

約数和(自身を除く): 59203473

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 83, 105, 107, 213, 249, 321, 355, 415, 497, 535, 581, 749, 1065, 1245, 1491, 1605, 1743, 2247, 2485, 2905, 3745, 5893, 7455, 7597, 8715, 8881, 11235, 17679, 22791, 26643, 29465, 37985, 41251, 44405, 53179, 62167, 88395, 113955, 123753, 133215, 159537, 186501, 206255, 265895, 310835, 618765, 630551, 797685, 932505, 1891653, 3152755, 4413857, 9458265, 13241571, 22069285, 66207855]

約数ペア:

[(1, 66207855), (3, 22069285), (5, 13241571), (7, 9458265), (15, 4413857), (21, 3152755), (35, 1891653), (71, 932505), (83, 797685), (105, 630551), (107, 618765), (213, 310835), (249, 265895), (321, 206255), (355, 186501), (415, 159537), (497, 133215), (535, 123753), (581, 113955), (749, 88395), (1065, 62167), (1245, 53179), (1491, 44405), (1605, 41251), (1743, 37985), (2247, 29465), (2485, 26643), (2905, 22791), (3745, 17679), (5893, 11235), (7455, 8881), (7597, 8715)]