1287335727

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{33791}}^1$

素因数の和:33900

約数の個数: 32

約数和(自身を含む): 2043740160

約数和(自身を除く): 756404433

約数列:

[1, 3, 9, 17, 27, 51, 83, 153, 249, 459, 747, 1411, 2241, 4233, 12699, 33791, 38097, 101373, 304119, 574447, 912357, 1723341, 2804653, 5170023, 8413959, 15510069, 25241877, 47679101, 75725631, 143037303, 429111909, 1287335727]

約数ペア:

[(1, 1287335727), (3, 429111909), (9, 143037303), (17, 75725631), (27, 47679101), (51, 25241877), (83, 15510069), (153, 8413959), (249, 5170023), (459, 2804653), (747, 1723341), (1411, 912357), (2241, 574447), (4233, 304119), (12699, 101373), (33791, 38097)]