27478035

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:354

約数の個数: 80

約数和(自身を含む): 56349216

約数和(自身を除く): 28871181

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 81, 85, 117, 135, 153, 195, 221, 255, 307, 351, 405, 459, 585, 663, 765, 921, 1053, 1105, 1377, 1535, 1755, 1989, 2295, 2763, 3315, 3991, 4605, 5219, 5265, 5967, 6885, 8289, 9945, 11973, 13815, 15657, 17901, 19955, 24867, 26095, 29835, 35919, 41445, 46971, 59865, 67847, 78285, 89505, 107757, 124335, 140913, 179595, 203541, 234855, 323271, 339235, 422739, 538785, 610623, 704565, 1017705, 1616355, 1831869, 2113695, 3053115, 5495607, 9159345, 27478035]

約数ペア:

[(1, 27478035), (3, 9159345), (5, 5495607), (9, 3053115), (13, 2113695), (15, 1831869), (17, 1616355), (27, 1017705), (39, 704565), (45, 610623), (51, 538785), (65, 422739), (81, 339235), (85, 323271), (117, 234855), (135, 203541), (153, 179595), (195, 140913), (221, 124335), (255, 107757), (307, 89505), (351, 78285), (405, 67847), (459, 59865), (585, 46971), (663, 41445), (765, 35919), (921, 29835), (1053, 26095), (1105, 24867), (1377, 19955), (1535, 17901), (1755, 15657), (1989, 13815), (2295, 11973), (2763, 9945), (3315, 8289), (3991, 6885), (4605, 5967), (5219, 5265)]