51328485

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9749}}^1$

素因数の和:9779

約数の個数: 40

約数和(自身を含む): 99099000

約数和(自身を除く): 47770515

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 5265, 9749, 29247, 48745, 87741, 126737, 146235, 263223, 380211, 438705, 633685, 789669, 1140633, 1316115, 1901055, 3421899, 3948345, 5703165, 10265697, 17109495, 51328485]

約数ペア:

[(1, 51328485), (3, 17109495), (5, 10265697), (9, 5703165), (13, 3948345), (15, 3421899), (27, 1901055), (39, 1316115), (45, 1140633), (65, 789669), (81, 633685), (117, 438705), (135, 380211), (195, 263223), (351, 146235), (405, 126737), (585, 87741), (1053, 48745), (1755, 29247), (5265, 9749)]