247913055

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47087}}^1$

素因数の和:47117

約数の個数: 40

約数和(自身を含む): 478602432

約数和(自身を除く): 230689377

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 5265, 47087, 141261, 235435, 423783, 612131, 706305, 1271349, 1836393, 2118915, 3060655, 3814047, 5509179, 6356745, 9181965, 16527537, 19070235, 27545895, 49582611, 82637685, 247913055]

約数ペア:

[(1, 247913055), (3, 82637685), (5, 49582611), (9, 27545895), (13, 19070235), (15, 16527537), (27, 9181965), (39, 6356745), (45, 5509179), (65, 3814047), (81, 3060655), (117, 2118915), (135, 1836393), (195, 1271349), (351, 706305), (405, 612131), (585, 423783), (1053, 235435), (1755, 141261), (5265, 47087)]