80865999

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1217}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 126282240

約数和(自身を除く): 45416241

約数列:

[1, 3, 9, 23, 27, 69, 107, 207, 321, 621, 963, 1217, 2461, 2889, 3651, 7383, 10953, 22149, 27991, 32859, 66447, 83973, 130219, 251919, 390657, 755757, 1171971, 2995037, 3515913, 8985111, 26955333, 80865999]

約数ペア:

[(1, 80865999), (3, 26955333), (9, 8985111), (23, 3515913), (27, 2995037), (69, 1171971), (107, 755757), (207, 390657), (321, 251919), (621, 130219), (963, 83973), (1217, 66447), (2461, 32859), (2889, 27991), (3651, 22149), (7383, 10953)]