27747315

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 28861965

約数列:

[1, 3, 5, 9, 15, 17, 19, 23, 45, 51, 57, 69, 83, 85, 95, 115, 153, 171, 207, 249, 255, 285, 323, 345, 391, 415, 437, 747, 765, 855, 969, 1035, 1173, 1245, 1311, 1411, 1577, 1615, 1909, 1955, 2185, 2907, 3519, 3735, 3933, 4233, 4731, 4845, 5727, 5865, 6555, 7055, 7429, 7885, 9545, 12699, 14193, 14535, 17181, 17595, 19665, 21165, 22287, 23655, 26809, 28635, 32453, 36271, 37145, 63495, 66861, 70965, 80427, 85905, 97359, 108813, 111435, 134045, 162265, 181355, 241281, 292077, 326439, 334305, 402135, 486795, 544065, 616607, 1206405, 1460385, 1632195, 1849821, 3083035, 5549463, 9249105, 27747315]

約数ペア:

[(1, 27747315), (3, 9249105), (5, 5549463), (9, 3083035), (15, 1849821), (17, 1632195), (19, 1460385), (23, 1206405), (45, 616607), (51, 544065), (57, 486795), (69, 402135), (83, 334305), (85, 326439), (95, 292077), (115, 241281), (153, 181355), (171, 162265), (207, 134045), (249, 111435), (255, 108813), (285, 97359), (323, 85905), (345, 80427), (391, 70965), (415, 66861), (437, 63495), (747, 37145), (765, 36271), (855, 32453), (969, 28635), (1035, 26809), (1173, 23655), (1245, 22287), (1311, 21165), (1411, 19665), (1577, 17595), (1615, 17181), (1909, 14535), (1955, 14193), (2185, 12699), (2907, 9545), (3519, 7885), (3735, 7429), (3933, 7055), (4233, 6555), (4731, 5865), (4845, 5727)]