206567595

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20771}}^1$

素因数の和:20812

約数の個数: 48

約数和(自身を含む): 408294432

約数和(自身を除く): 201726837

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 9945, 20771, 62313, 103855, 186939, 270023, 311565, 353107, 810069, 934695, 1059321, 1350115, 1765535, 2430207, 3177963, 4050345, 4590391, 5296605, 12151035, 13771173, 15889815, 22951955, 41313519, 68855865, 206567595]

約数ペア:

[(1, 206567595), (3, 68855865), (5, 41313519), (9, 22951955), (13, 15889815), (15, 13771173), (17, 12151035), (39, 5296605), (45, 4590391), (51, 4050345), (65, 3177963), (85, 2430207), (117, 1765535), (153, 1350115), (195, 1059321), (221, 934695), (255, 810069), (585, 353107), (663, 311565), (765, 270023), (1105, 186939), (1989, 103855), (3315, 62313), (9945, 20771)]