28636245

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 59439744

約数和(自身を除く): 30803499

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 41, 45, 51, 55, 83, 85, 99, 123, 153, 165, 187, 205, 249, 255, 369, 415, 451, 495, 561, 615, 697, 747, 765, 913, 935, 1245, 1353, 1411, 1683, 1845, 2091, 2255, 2739, 2805, 3403, 3485, 3735, 4059, 4233, 4565, 6273, 6765, 7055, 7667, 8217, 8415, 10209, 10455, 12699, 13695, 15521, 17015, 20295, 21165, 23001, 30627, 31365, 37433, 38335, 41085, 46563, 51045, 57851, 63495, 69003, 77605, 112299, 115005, 139689, 153135, 173553, 187165, 232815, 289255, 336897, 345015, 520659, 561495, 636361, 698445, 867765, 1684485, 1909083, 2603295, 3181805, 5727249, 9545415, 28636245]

約数ペア:

[(1, 28636245), (3, 9545415), (5, 5727249), (9, 3181805), (11, 2603295), (15, 1909083), (17, 1684485), (33, 867765), (41, 698445), (45, 636361), (51, 561495), (55, 520659), (83, 345015), (85, 336897), (99, 289255), (123, 232815), (153, 187165), (165, 173553), (187, 153135), (205, 139689), (249, 115005), (255, 112299), (369, 77605), (415, 69003), (451, 63495), (495, 57851), (561, 51045), (615, 46563), (697, 41085), (747, 38335), (765, 37433), (913, 31365), (935, 30627), (1245, 23001), (1353, 21165), (1411, 20295), (1683, 17015), (1845, 15521), (2091, 13695), (2255, 12699), (2739, 10455), (2805, 10209), (3403, 8415), (3485, 8217), (3735, 7667), (4059, 7055), (4233, 6765), (4565, 6273)]