690224769

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 1156591800

約数和(自身を除く): 466367031

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 137, 149, 153, 221, 289, 411, 447, 663, 867, 1233, 1341, 1781, 1937, 1989, 2329, 2533, 2601, 3757, 5343, 5811, 6987, 7599, 11271, 16029, 17433, 20413, 20961, 22797, 30277, 32929, 33813, 39593, 43061, 61239, 90831, 98787, 118779, 129183, 183717, 265369, 272493, 296361, 347021, 356337, 387549, 514709, 559793, 796107, 1041063, 1544127, 1679379, 2388321, 3123189, 4511273, 4632381, 5038137, 5899357, 13533819, 17698071, 40601457, 53094213, 76691641, 230074923, 690224769]

約数ペア:

[(1, 690224769), (3, 230074923), (9, 76691641), (13, 53094213), (17, 40601457), (39, 17698071), (51, 13533819), (117, 5899357), (137, 5038137), (149, 4632381), (153, 4511273), (221, 3123189), (289, 2388321), (411, 1679379), (447, 1544127), (663, 1041063), (867, 796107), (1233, 559793), (1341, 514709), (1781, 387549), (1937, 356337), (1989, 347021), (2329, 296361), (2533, 272493), (2601, 265369), (3757, 183717), (5343, 129183), (5811, 118779), (6987, 98787), (7599, 90831), (11271, 61239), (16029, 43061), (17433, 39593), (20413, 33813), (20961, 32929), (22797, 30277)]