66506538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{42797}}^1$

素因数の和:42846

約数の個数: 32

約数和(自身を含む): 156127104

約数和(自身を除く): 89620566

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 42797, 85594, 128391, 256782, 299579, 599158, 898737, 1583489, 1797474, 3166978, 4750467, 9500934, 11084423, 22168846, 33253269, 66506538]

約数ペア:

[(1, 66506538), (2, 33253269), (3, 22168846), (6, 11084423), (7, 9500934), (14, 4750467), (21, 3166978), (37, 1797474), (42, 1583489), (74, 898737), (111, 599158), (222, 299579), (259, 256782), (518, 128391), (777, 85594), (1554, 42797)]