772279191

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1213

約数の個数: 40

約数和(自身を含む): 1179564144

約数和(自身を除く): 407284953

約数列:

[1, 3, 9, 27, 73, 81, 131, 219, 393, 657, 997, 1179, 1971, 2991, 3537, 5913, 8973, 9563, 10611, 26919, 28689, 72781, 80757, 86067, 130607, 218343, 258201, 391821, 655029, 774603, 1175463, 1965087, 3526389, 5895261, 9534311, 10579167, 28602933, 85808799, 257426397, 772279191]

約数ペア:

[(1, 772279191), (3, 257426397), (9, 85808799), (27, 28602933), (73, 10579167), (81, 9534311), (131, 5895261), (219, 3526389), (393, 1965087), (657, 1175463), (997, 774603), (1179, 655029), (1971, 391821), (2991, 258201), (3537, 218343), (5913, 130607), (8973, 86067), (9563, 80757), (10611, 72781), (26919, 28689)]