28540580985

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61261}}^1$

素因数の和:61328

約数の個数: 128

約数和(自身を含む): 63516441600

約数和(自身を除く): 34975860615

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 29, 35, 45, 51, 63, 85, 87, 105, 119, 135, 145, 153, 189, 203, 255, 261, 315, 357, 435, 459, 493, 595, 609, 765, 783, 945, 1015, 1071, 1305, 1479, 1785, 1827, 2295, 2465, 3045, 3213, 3451, 3915, 4437, 5355, 5481, 7395, 9135, 10353, 13311, 16065, 17255, 22185, 27405, 31059, 51765, 61261, 66555, 93177, 155295, 183783, 306305, 428827, 465885, 551349, 918915, 1041437, 1286481, 1654047, 1776569, 2144135, 2756745, 3124311, 3859443, 5207185, 5329707, 6432405, 7290059, 8270235, 8882845, 9372933, 11578329, 12435983, 15621555, 15989121, 19297215, 21870177, 26648535, 28118799, 30201673, 36450295, 37307949, 46864665, 47967363, 57891645, 62179915, 65610531, 79945605, 90605019, 109350885, 111923847, 140593995, 151008365, 186539745, 196831593, 211411711, 239836815, 271815057, 328052655, 335771541, 453025095, 559619235, 634235133, 815445171, 984157965, 1057058555, 1359075285, 1678857705, 1902705399, 3171175665, 4077225855, 5708116197, 9513526995, 28540580985]

約数ペア:

[(1, 28540580985), (3, 9513526995), (5, 5708116197), (7, 4077225855), (9, 3171175665), (15, 1902705399), (17, 1678857705), (21, 1359075285), (27, 1057058555), (29, 984157965), (35, 815445171), (45, 634235133), (51, 559619235), (63, 453025095), (85, 335771541), (87, 328052655), (105, 271815057), (119, 239836815), (135, 211411711), (145, 196831593), (153, 186539745), (189, 151008365), (203, 140593995), (255, 111923847), (261, 109350885), (315, 90605019), (357, 79945605), (435, 65610531), (459, 62179915), (493, 57891645), (595, 47967363), (609, 46864665), (765, 37307949), (783, 36450295), (945, 30201673), (1015, 28118799), (1071, 26648535), (1305, 21870177), (1479, 19297215), (1785, 15989121), (1827, 15621555), (2295, 12435983), (2465, 11578329), (3045, 9372933), (3213, 8882845), (3451, 8270235), (3915, 7290059), (4437, 6432405), (5355, 5329707), (5481, 5207185), (7395, 3859443), (9135, 3124311), (10353, 2756745), (13311, 2144135), (16065, 1776569), (17255, 1654047), (22185, 1286481), (27405, 1041437), (31059, 918915), (51765, 551349), (61261, 465885), (66555, 428827), (93177, 306305), (155295, 183783)]