206919495

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3109}}^1$

素因数の和:3169

約数の個数: 64

約数和(自身を含む): 403056000

約数和(自身を除く): 196136505

約数列:

[1, 3, 5, 9, 15, 17, 27, 29, 45, 51, 85, 87, 135, 145, 153, 255, 261, 435, 459, 493, 765, 783, 1305, 1479, 2295, 2465, 3109, 3915, 4437, 7395, 9327, 13311, 15545, 22185, 27981, 46635, 52853, 66555, 83943, 90161, 139905, 158559, 264265, 270483, 419715, 450805, 475677, 792795, 811449, 1352415, 1427031, 1532737, 2378385, 2434347, 4057245, 4598211, 7135155, 7663685, 12171735, 13794633, 22991055, 41383899, 68973165, 206919495]

約数ペア:

[(1, 206919495), (3, 68973165), (5, 41383899), (9, 22991055), (15, 13794633), (17, 12171735), (27, 7663685), (29, 7135155), (45, 4598211), (51, 4057245), (85, 2434347), (87, 2378385), (135, 1532737), (145, 1427031), (153, 1352415), (255, 811449), (261, 792795), (435, 475677), (459, 450805), (493, 419715), (765, 270483), (783, 264265), (1305, 158559), (1479, 139905), (2295, 90161), (2465, 83943), (3109, 66555), (3915, 52853), (4437, 46635), (7395, 27981), (9327, 22185), (13311, 15545)]