66704631

素因数分解:

$3^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{1999}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 103968000

約数和(自身を除く): 37263369

約数列:

[1, 3, 7, 21, 49, 147, 227, 681, 1589, 1999, 4767, 5997, 11123, 13993, 33369, 41979, 97951, 293853, 453773, 1361319, 3176411, 9529233, 22234877, 66704631]

約数ペア:

[(1, 66704631), (3, 22234877), (7, 9529233), (21, 3176411), (49, 1361319), (147, 453773), (227, 293853), (681, 97951), (1589, 41979), (1999, 33369), (4767, 13993), (5997, 11123)]