208064241

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 428950080

約数和(自身を除く): 220885839

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 29, 33, 49, 51, 63, 77, 87, 99, 119, 147, 153, 187, 189, 203, 231, 261, 297, 319, 357, 441, 459, 493, 539, 561, 609, 693, 783, 833, 841, 957, 1071, 1309, 1323, 1421, 1479, 1617, 1683, 1827, 2079, 2233, 2499, 2523, 2871, 3213, 3451, 3927, 4263, 4437, 4851, 5049, 5423, 5481, 5887, 6699, 7497, 7569, 8613, 9163, 9251, 10353, 11781, 12789, 13311, 14297, 14553, 15631, 16269, 17661, 20097, 22491, 22707, 24157, 27489, 27753, 31059, 35343, 37961, 38367, 41209, 42891, 46893, 48807, 52983, 60291, 64757, 72471, 82467, 83259, 93177, 100079, 113883, 123627, 128673, 140679, 146421, 157267, 158949, 194271, 217413, 247401, 249777, 265727, 300237, 341649, 370881, 386019, 422037, 453299, 471801, 582813, 652239, 700553, 797181, 900711, 1024947, 1100869, 1112643, 1359897, 1415403, 1748439, 2101659, 2391543, 2702133, 3302607, 4079691, 4246209, 6304977, 7174629, 7706083, 9907821, 12239073, 18914931, 23118249, 29723463, 69354747, 208064241]

約数ペア:

[(1, 208064241), (3, 69354747), (7, 29723463), (9, 23118249), (11, 18914931), (17, 12239073), (21, 9907821), (27, 7706083), (29, 7174629), (33, 6304977), (49, 4246209), (51, 4079691), (63, 3302607), (77, 2702133), (87, 2391543), (99, 2101659), (119, 1748439), (147, 1415403), (153, 1359897), (187, 1112643), (189, 1100869), (203, 1024947), (231, 900711), (261, 797181), (297, 700553), (319, 652239), (357, 582813), (441, 471801), (459, 453299), (493, 422037), (539, 386019), (561, 370881), (609, 341649), (693, 300237), (783, 265727), (833, 249777), (841, 247401), (957, 217413), (1071, 194271), (1309, 158949), (1323, 157267), (1421, 146421), (1479, 140679), (1617, 128673), (1683, 123627), (1827, 113883), (2079, 100079), (2233, 93177), (2499, 83259), (2523, 82467), (2871, 72471), (3213, 64757), (3451, 60291), (3927, 52983), (4263, 48807), (4437, 46893), (4851, 42891), (5049, 41209), (5423, 38367), (5481, 37961), (5887, 35343), (6699, 31059), (7497, 27753), (7569, 27489), (8613, 24157), (9163, 22707), (9251, 22491), (10353, 20097), (11781, 17661), (12789, 16269), (13311, 15631), (14297, 14553)]