201311271

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 354493440

約数和(自身を除く): 153182169

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 83, 123, 189, 249, 287, 313, 369, 581, 747, 861, 939, 1107, 1743, 2191, 2241, 2583, 2817, 3403, 5229, 6573, 7749, 8451, 10209, 12833, 15687, 19719, 23821, 25979, 30627, 38499, 59157, 71463, 77937, 89831, 91881, 115497, 181853, 214389, 233811, 269493, 346491, 545559, 643167, 701433, 808479, 1065139, 1636677, 2425437, 3195417, 4910031, 7455973, 9586251, 22367919, 28758753, 67103757, 201311271]

約数ペア:

[(1, 201311271), (3, 67103757), (7, 28758753), (9, 22367919), (21, 9586251), (27, 7455973), (41, 4910031), (63, 3195417), (83, 2425437), (123, 1636677), (189, 1065139), (249, 808479), (287, 701433), (313, 643167), (369, 545559), (581, 346491), (747, 269493), (861, 233811), (939, 214389), (1107, 181853), (1743, 115497), (2191, 91881), (2241, 89831), (2583, 77937), (2817, 71463), (3403, 59157), (5229, 38499), (6573, 30627), (7749, 25979), (8451, 23821), (10209, 19719), (12833, 15687)]