66811355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 90574848

約数和(自身を除く): 23763493

約数列:

[1, 5, 13, 31, 65, 71, 155, 355, 403, 467, 923, 2015, 2201, 2335, 4615, 6071, 11005, 14477, 28613, 30355, 33157, 72385, 143065, 165785, 188201, 431041, 941005, 1027867, 2155205, 5139335, 13362271, 66811355]

約数ペア:

[(1, 66811355), (5, 13362271), (13, 5139335), (31, 2155205), (65, 1027867), (71, 941005), (155, 431041), (355, 188201), (403, 165785), (467, 143065), (923, 72385), (2015, 33157), (2201, 30355), (2335, 28613), (4615, 14477), (6071, 11005)]