81454659

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 132008352

約数和(自身を除く): 50553693

約数列:

[1, 3, 11, 13, 33, 39, 41, 121, 123, 143, 363, 421, 429, 451, 533, 1263, 1353, 1573, 1599, 4631, 4719, 4961, 5473, 5863, 13893, 14883, 16419, 17261, 17589, 50941, 51783, 60203, 64493, 152823, 180609, 189871, 193479, 224393, 569613, 662233, 673179, 1986699, 2088581, 2468323, 6265743, 7404969, 27151553, 81454659]

約数ペア:

[(1, 81454659), (3, 27151553), (11, 7404969), (13, 6265743), (33, 2468323), (39, 2088581), (41, 1986699), (121, 673179), (123, 662233), (143, 569613), (363, 224393), (421, 193479), (429, 189871), (451, 180609), (533, 152823), (1263, 64493), (1353, 60203), (1573, 51783), (1599, 50941), (4631, 17589), (4719, 17261), (4961, 16419), (5473, 14883), (5863, 13893)]