128522997

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 194578560

約数和(自身を除く): 66055563

約数列:

[1, 3, 9, 27, 73, 197, 219, 331, 591, 657, 993, 1773, 1971, 2979, 5319, 8937, 14381, 24163, 43143, 65207, 72489, 129429, 195621, 217467, 388287, 586863, 652401, 1760589, 4760111, 14280333, 42840999, 128522997]

約数ペア:

[(1, 128522997), (3, 42840999), (9, 14280333), (27, 4760111), (73, 1760589), (197, 652401), (219, 586863), (331, 388287), (591, 217467), (657, 195621), (993, 129429), (1773, 72489), (1971, 65207), (2979, 43143), (5319, 24163), (8937, 14381)]