30788991

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 48136704

約数和(自身を除く): 17347713

約数列:

[1, 3, 9, 27, 41, 73, 81, 123, 127, 219, 369, 381, 657, 1107, 1143, 1971, 2993, 3321, 3429, 5207, 5913, 8979, 9271, 10287, 15621, 26937, 27813, 46863, 80811, 83439, 140589, 242433, 250317, 380111, 421767, 750951, 1140333, 3420999, 10262997, 30788991]

約数ペア:

[(1, 30788991), (3, 10262997), (9, 3420999), (27, 1140333), (41, 750951), (73, 421767), (81, 380111), (123, 250317), (127, 242433), (219, 140589), (369, 83439), (381, 80811), (657, 46863), (1107, 27813), (1143, 26937), (1971, 15621), (2993, 10287), (3321, 9271), (3429, 8979), (5207, 5913)]