81957961.000000000

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{16091}}^1$

素因数の和:16129

約数の個数: 32

約数和(自身を含む): 282704256

約数和(自身を除く): 154201530

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 1331, 2662, 3993, 7986, 16091, 32182, 48273, 96546, 177001, 354002, 531003, 1062006, 1947011, 3894022, 5841033, 11682066, 21417121, 42834242, 64251363, 128502726]

約数ペア:

[(1, 128502726), (2, 64251363), (3, 42834242), (6, 21417121), (11, 11682066), (22, 5841033), (33, 3894022), (66, 1947011), (121, 1062006), (242, 531003), (363, 354002), (726, 177001), (1331, 96546), (2662, 48273), (3993, 32182), (7986, 16091)]