13228839

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:781

約数の個数: 40

約数和(自身を含む): 22564080

約数和(自身を除く): 9335241

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 739, 1053, 1377, 1989, 2217, 5967, 6651, 9607, 12563, 17901, 19953, 28821, 37689, 59859, 86463, 113067, 163319, 259389, 339201, 489957, 778167, 1017603, 1469871, 4409613, 13228839]

約数ペア:

[(1, 13228839), (3, 4409613), (9, 1469871), (13, 1017603), (17, 778167), (27, 489957), (39, 339201), (51, 259389), (81, 163319), (117, 113067), (153, 86463), (221, 59859), (351, 37689), (459, 28821), (663, 19953), (739, 17901), (1053, 12563), (1377, 9607), (1989, 6651), (2217, 5967)]