205874811

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1433}}^1$

素因数の和:1772

約数の個数: 32

約数和(自身を含む): 324198720

約数和(自身を除く): 118323909

約数列:

[1, 3, 9, 17, 27, 51, 153, 313, 459, 939, 1433, 2817, 4299, 5321, 8451, 12897, 15963, 24361, 38691, 47889, 73083, 143667, 219249, 448529, 657747, 1345587, 4036761, 7624993, 12110283, 22874979, 68624937, 205874811]

約数ペア:

[(1, 205874811), (3, 68624937), (9, 22874979), (17, 12110283), (27, 7624993), (51, 4036761), (153, 1345587), (313, 657747), (459, 448529), (939, 219249), (1433, 143667), (2817, 73083), (4299, 47889), (5321, 38691), (8451, 24361), (12897, 15963)]