140985873

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20161}}^1$

素因数の和:20214

約数の個数: 32

約数和(自身を含む): 245169920

約数和(自身を除く): 104184047

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 2331, 6993, 20161, 60483, 141127, 181449, 423381, 544347, 745957, 1270143, 2237871, 3810429, 5221699, 6713613, 15665097, 20140839, 46995291, 140985873]

約数ペア:

[(1, 140985873), (3, 46995291), (7, 20140839), (9, 15665097), (21, 6713613), (27, 5221699), (37, 3810429), (63, 2237871), (111, 1270143), (189, 745957), (259, 544347), (333, 423381), (777, 181449), (999, 141127), (2331, 60483), (6993, 20161)]