78682977

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 124121088

約数和(自身を除く): 45438111

約数列:

[1, 3, 9, 23, 41, 69, 73, 123, 127, 207, 219, 369, 381, 657, 943, 1143, 1679, 2829, 2921, 2993, 5037, 5207, 8487, 8763, 8979, 9271, 15111, 15621, 26289, 26937, 27813, 46863, 68839, 83439, 119761, 206517, 213233, 359283, 380111, 619551, 639699, 1077849, 1140333, 1919097, 3420999, 8742553, 26227659, 78682977]

約数ペア:

[(1, 78682977), (3, 26227659), (9, 8742553), (23, 3420999), (41, 1919097), (69, 1140333), (73, 1077849), (123, 639699), (127, 619551), (207, 380111), (219, 359283), (369, 213233), (381, 206517), (657, 119761), (943, 83439), (1143, 68839), (1679, 46863), (2829, 27813), (2921, 26937), (2993, 26289), (5037, 15621), (5207, 15111), (8487, 9271), (8763, 8979)]